{"title":"Lennox 80 AFUE Furnaces","description":"\u003cdiv class=\"hvac-desc-lead\"\u003e\n\u003cp\u003eLennox 80% AFUE gas furnaces from 30,000 to 132,000 BTU, in Merit ML180, Elite EL180 and EL280, and Dave Lennox Signature Collection SL280 models.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hvac-desc-more\"\u003e\n\u003cp\u003eCabinets come in 14.5, 17.5, 21, and 24.5 inch widths, in upflow\/horizontal (UH) and downflow (DF) versions.\u003c\/p\u003e\n\u003ch2\u003eWhen an 80% furnace makes sense\u003c\/h2\u003e\n\u003cp\u003eAn 80% AFUE furnace is non-condensing and typically vents through a metal flue, which often makes it the simpler swap when you're replacing another 80% unit. The ML180 and EL180 are single-stage. The EL280 and SL280 are two-stage, with a low stage for milder days. If you want higher efficiency and can run PVC venting and a condensate drain, compare Lennox \u003ca href=\"\/collections\/lennox-93-afue-furnaces\"\u003e93%\u003c\/a\u003e, \u003ca href=\"\/collections\/lennox-95-afue-furnaces\"\u003e95%\u003c\/a\u003e, \u003ca href=\"\/collections\/lennox-96-afue-furnaces\"\u003e96%\u003c\/a\u003e, and \u003ca href=\"\/collections\/lennox-97-afue-furnaces\"\u003e97% AFUE furnaces\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eCall (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order. Free shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Each product page shows whether an item qualifies. HVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003c\/div\u003e","products":[{"product_id":"lennox-el280uh045e36ak-44-000-furnace","title":"Lennox EL280UH045E36AK 80% AFUE 44,000 BTU 14.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox EL280UH045E36AK is an Elite Series two-stage gas furnace rated 44,000 BTU input and 35,000 BTU output on high fire at 80% AFUE. It comes in a 14.5-inch A cabinet, installs upflow or horizontal, and has a constant torque blower sized for 1.5 to 3.5 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 44,000 BTU input, 35,000 BTU output, 80% AFUE, two-stage, 29,000 BTU input on low fire\u003c\/li\u003e\n\u003cli\u003eCabinet: A size, 14.5 inches wide, upflow or horizontal\u003c\/li\u003e\n\u003cli\u003eBlower: 1\/2 hp constant torque motor, 250 to 1,500 cfm, for 1.5 to 3.5 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 30 to 60°F on high fire, 20 to 50°F on low fire\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, 2 means two-stage, 80 is the AFUE, and UH is upflow\/horizontal. 045 is the 44,000 BTU input, E is the high efficiency constant torque blower motor, 36 is the nominal add-on cooling size, A is the 14.5-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with A in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eThis model doesn't carry the X low NOx code, and Lennox says this furnace series can't go in the South Coast and San Joaquin Valley air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eIt ships from our Kansas City warehouse. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258845708450,"sku":"EL280UH045E36AK","price":2268.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/EL280UH045E36AK.jpg?v=1788818734"},{"product_id":"lennox-el280uh070e36ak-66-000-furnace","title":"Lennox EL280UH070E36AK 80% AFUE 66,000 BTU 14.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox EL280UH070E36AK is an Elite Series two-stage gas furnace rated 66,000 BTU input and 54,000 BTU output on high fire at 80% AFUE. It comes in a 14.5-inch A cabinet, installs upflow or horizontal, and has a constant torque blower sized for 2 to 3.5 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 66,000 BTU input, 54,000 BTU output, 80% AFUE, two-stage, 43,000 BTU input on low fire\u003c\/li\u003e\n\u003cli\u003eCabinet: A size, 14.5 inches wide, upflow or horizontal\u003c\/li\u003e\n\u003cli\u003eBlower: 1\/2 hp constant torque motor, 350 to 1,375 cfm, for 2 to 3.5 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 30 to 60°F on high fire, 20 to 50°F on low fire\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, 2 means two-stage, 80 is the AFUE, and UH is upflow\/horizontal. 070 is the 66,000 BTU input, E is the high efficiency constant torque blower motor, 36 is the nominal add-on cooling size, A is the 14.5-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with A in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eThis model doesn't carry the X low NOx code, and Lennox says this furnace series can't go in the South Coast and San Joaquin Valley air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258845741218,"sku":"EL280UH070E36AK","price":2432.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/EL280UH070E36AK.jpg?v=1788818744"},{"product_id":"lennox-el280uh090e36bk-88-000-furnace","title":"Lennox EL280UH090E36BK 80% AFUE 88,000 BTU 17.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox EL280UH090E36BK is an Elite Series two-stage gas furnace rated 88,000 BTU input and 71,000 BTU output on high fire at 80% AFUE. It comes in a 17.5-inch B cabinet, installs upflow or horizontal, and has a constant torque blower sized for 2 to 3.5 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 88,000 BTU input, 71,000 BTU output, 80% AFUE, two-stage, 57,000 BTU input on low fire\u003c\/li\u003e\n\u003cli\u003eCabinet: B size, 17.5 inches wide, upflow or horizontal\u003c\/li\u003e\n\u003cli\u003eBlower: 1\/2 hp constant torque motor, 350 to 1,600 cfm, for 2 to 3.5 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 35 to 65°F on high fire, 25 to 55°F on low fire\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, 2 means two-stage, 80 is the AFUE, and UH is upflow\/horizontal. 090 is the 88,000 BTU input, E is the high efficiency constant torque blower motor, 36 is the nominal add-on cooling size, B is the 17.5-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with B in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eThis model doesn't carry the X low NOx code, and Lennox says this furnace series can't go in the South Coast and San Joaquin Valley air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258845773986,"sku":"EL280UH090E36BK","price":2556.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/EL280UH090E36BK.jpg?v=1788818765"},{"product_id":"lennox-el280uh090e48bk-88-000-furnace","title":"Lennox EL280UH090E48BK 80% AFUE 88,000 BTU 17.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox EL280UH090E48BK is an Elite Series two-stage gas furnace rated 88,000 BTU input and 72,000 BTU output on high fire at 80% AFUE. It comes in a 17.5-inch B cabinet, installs upflow or horizontal, and has a constant torque blower sized for 3 to 4 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 88,000 BTU input, 72,000 BTU output, 80% AFUE, two-stage, 57,000 BTU input on low fire\u003c\/li\u003e\n\u003cli\u003eCabinet: B size, 17.5 inches wide, upflow or horizontal\u003c\/li\u003e\n\u003cli\u003eBlower: 3\/4 hp constant torque motor, 765 to 1,800 cfm, for 3 to 4 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 30 to 60°F on high fire, 20 to 50°F on low fire\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, 2 means two-stage, 80 is the AFUE, and UH is upflow\/horizontal. 090 is the 88,000 BTU input, E is the high efficiency constant torque blower motor, 48 is the nominal add-on cooling size, B is the 17.5-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with B in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eThis model doesn't carry the X low NOx code, and Lennox says this furnace series can't go in the South Coast and San Joaquin Valley air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258845806754,"sku":"EL280UH090E48BK","price":2698.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/EL280UH090E48BK.jpg?v=1788818785"},{"product_id":"lennox-el280uh110e48ck-110-000-furnace","title":"Lennox EL280UH110E48CK 80% AFUE 110,000 BTU 21\" Wide Furnace","description":"\u003cp\u003eThe Lennox EL280UH110E48CK is an Elite Series two-stage gas furnace rated 110,000 BTU input and 89,000 BTU output on high fire at 80% AFUE. It comes in a 21-inch C cabinet, installs upflow or horizontal, and has a constant torque blower sized for 3 to 4 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 110,000 BTU input, 89,000 BTU output, 80% AFUE, two-stage, 72,000 BTU input on low fire\u003c\/li\u003e\n\u003cli\u003eCabinet: C size, 21 inches wide, upflow or horizontal\u003c\/li\u003e\n\u003cli\u003eBlower: 3\/4 hp constant torque motor, 865 to 1,780 cfm, for 3 to 4 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 35 to 65°F on high fire, 25 to 55°F on low fire\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, 2 means two-stage, 80 is the AFUE, and UH is upflow\/horizontal. 110 is the 110,000 BTU input, E is the high efficiency constant torque blower motor, 48 is the nominal add-on cooling size, C is the 21-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with C in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eThis model doesn't carry the X low NOx code, and Lennox says this furnace series can't go in the South Coast and San Joaquin Valley air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258845839522,"sku":"EL280UH110E48CK","price":2795.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/EL280UH110E48CK.jpg?v=1788818810"},{"product_id":"lennox-el280uh110e60ck-110-000-furnace","title":"Lennox EL280UH110E60CK 80% AFUE 110,000 BTU 21\" Wide Furnace","description":"\u003cp\u003eThe Lennox EL280UH110E60CK is an Elite Series two-stage gas furnace rated 110,000 BTU input and 88,000 BTU output on high fire at 80% AFUE. It comes in a 21-inch C cabinet, installs upflow or horizontal, and has a constant torque blower sized for 4 to 5 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 110,000 BTU input, 88,000 BTU output, 80% AFUE, two-stage, 72,000 BTU input on low fire\u003c\/li\u003e\n\u003cli\u003eCabinet: C size, 21 inches wide, upflow or horizontal\u003c\/li\u003e\n\u003cli\u003eBlower: 1 hp constant torque motor, 1,100 to 2,200 cfm, for 4 to 5 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 30 to 60°F on high fire, 20 to 50°F on low fire\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, 2 means two-stage, 80 is the AFUE, and UH is upflow\/horizontal. 110 is the 110,000 BTU input, E is the high efficiency constant torque blower motor, 60 is the nominal add-on cooling size, C is the 21-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with C in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eThis model doesn't carry the X low NOx code, and Lennox says this furnace series can't go in the South Coast and San Joaquin Valley air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258845872290,"sku":"EL280UH110E60CK","price":2858.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/EL280UH110E60CK.jpg?v=1788818818"},{"product_id":"lennox-el280uh070xe36a-66-000-furnace","title":"Lennox EL280UH070XE36A 80% AFUE 66,000 BTU 14.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox EL280UH070XE36A is an Elite Series two-stage gas furnace rated 66,000 BTU input and 54,000 BTU output on high fire at 80% AFUE. It comes in a 14.5-inch A cabinet, installs upflow or horizontal, and has a constant torque blower sized for 2 to 3.5 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 66,000 BTU input, 54,000 BTU output, 80% AFUE, two-stage, 43,000 BTU input on low fire\u003c\/li\u003e\n\u003cli\u003eCabinet: A size, 14.5 inches wide, upflow or horizontal\u003c\/li\u003e\n\u003cli\u003eBlower: 1\/2 hp constant torque motor, 350 to 1,375 cfm, for 2 to 3.5 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 30 to 60°F on high fire, 20 to 50°F on low fire\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, 2 means two-stage, 80 is the AFUE, and UH is upflow\/horizontal. 070 is the 66,000 BTU input, X means it meets California's 40 ng\/J NOx standard, E is the high efficiency constant torque blower motor, 36 is the nominal add-on cooling size, and A is the 14.5-inch cabinet.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with A in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eEven with the X low NOx code, Lennox says this furnace series can't go in the South Coast and San Joaquin Valley air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258845905058,"sku":"EL280UH070XE36A","price":2364.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/EL280UH070XE36A.jpg?v=1788818758"},{"product_id":"lennox-el280uh090xe48b-88-000-furnace","title":"Lennox EL280UH090XE48B 80% AFUE 88,000 BTU 17.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox EL280UH090XE48B is an Elite Series two-stage gas furnace rated 88,000 BTU input and 72,000 BTU output on high fire at 80% AFUE. It comes in a 17.5-inch B cabinet, installs upflow or horizontal, and has a constant torque blower sized for 3 to 4 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 88,000 BTU input, 72,000 BTU output, 80% AFUE, two-stage, 57,000 BTU input on low fire\u003c\/li\u003e\n\u003cli\u003eCabinet: B size, 17.5 inches wide, upflow or horizontal\u003c\/li\u003e\n\u003cli\u003eBlower: 3\/4 hp constant torque motor, 765 to 1,800 cfm, for 3 to 4 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 30 to 60°F on high fire, 20 to 50°F on low fire\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, 2 means two-stage, 80 is the AFUE, and UH is upflow\/horizontal. 090 is the 88,000 BTU input, X means it meets California's 40 ng\/J NOx standard, E is the high efficiency constant torque blower motor, 48 is the nominal add-on cooling size, and B is the 17.5-inch cabinet.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with B in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eEven with the X low NOx code, Lennox says this furnace series can't go in the South Coast and San Joaquin Valley air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258845937826,"sku":"EL280UH090XE48B","price":2623.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/EL280UH090XE48B.jpg?v=1788818798"},{"product_id":"lennox-el280uh110xe60c-110-000-furnace","title":"Lennox EL280UH110XE60C 80% AFUE 110,000 BTU 21\" Wide Furnace","description":"\u003cp\u003eThe Lennox EL280UH110XE60C is an Elite Series two-stage gas furnace rated 110,000 BTU input and 88,000 BTU output on high fire at 80% AFUE. It comes in a 21-inch C cabinet, installs upflow or horizontal, and has a constant torque blower sized for 4 to 5 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 110,000 BTU input, 88,000 BTU output, 80% AFUE, two-stage, 72,000 BTU input on low fire\u003c\/li\u003e\n\u003cli\u003eCabinet: C size, 21 inches wide, upflow or horizontal\u003c\/li\u003e\n\u003cli\u003eBlower: 1 hp constant torque motor, 1,100 to 2,200 cfm, for 4 to 5 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 30 to 60°F on high fire, 20 to 50°F on low fire\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, 2 means two-stage, 80 is the AFUE, and UH is upflow\/horizontal. 110 is the 110,000 BTU input, X means it meets California's 40 ng\/J NOx standard, E is the high efficiency constant torque blower motor, 60 is the nominal add-on cooling size, and C is the 21-inch cabinet.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with C in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eEven with the X low NOx code, Lennox says this furnace series can't go in the South Coast and San Joaquin Valley air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258846331042,"sku":"EL280UH110XE60C","price":2983.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/EL280UH110XE60C.jpg?v=1788818831"},{"product_id":"lennox-el180uh040ne36ak-40-000-furnace","title":"Lennox EL180UH040NE36AK 80% AFUE 40,000 BTU 14.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox EL180UH040NE36AK is an Elite Series single-stage gas furnace rated 40,000 BTU input and 33,000 BTU output at 80% AFUE. It comes in a 14.5-inch A cabinet, installs upflow or horizontal, and has a constant torque blower sized for 1.5 to 3 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 40,000 BTU input, 33,000 BTU output, 80% AFUE, single-stage\u003c\/li\u003e\n\u003cli\u003eCabinet: A size, 14.5 inches wide, upflow or horizontal\u003c\/li\u003e\n\u003cli\u003eBlower: 1\/2 hp constant torque motor, 350 to 1,380 cfm, for 1.5 to 3 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 20 to 50°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, 1 means single-stage, 80 is the AFUE, and UH is upflow\/horizontal. 040 is the 40,000 BTU input, N means it meets California's 14 ng\/J NOx standard, E is the high efficiency constant torque blower motor, 36 is the nominal add-on cooling size, A is the 14.5-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with A in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL16KC1, EL18KCV, EL22KCV, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eBecause it meets the 14 ng\/J limit, Lennox approves it for the South Coast, San Joaquin Valley, and Bay Area air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258846363810,"sku":"EL180UH040NE36AK","price":5074.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_f8bec824-e342-4538-b06a-b46016d71548.jpg?v=1788737908"},{"product_id":"lennox-el180uh060ne36ak-60-000-furnace","title":"Lennox EL180UH060NE36AK 80% AFUE 60,000 BTU 14.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox EL180UH060NE36AK is an Elite Series single-stage gas furnace rated 60,000 BTU input and 48,000 BTU output at 80% AFUE. It comes in a 14.5-inch A cabinet, installs upflow or horizontal, and has a constant torque blower sized for 1.5 to 3 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 60,000 BTU input, 48,000 BTU output, 80% AFUE, single-stage\u003c\/li\u003e\n\u003cli\u003eCabinet: A size, 14.5 inches wide, upflow or horizontal\u003c\/li\u003e\n\u003cli\u003eBlower: 1\/2 hp constant torque motor, 395 to 1,415 cfm, for 1.5 to 3 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 30 to 60°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, 1 means single-stage, 80 is the AFUE, and UH is upflow\/horizontal. 060 is the 60,000 BTU input, N means it meets California's 14 ng\/J NOx standard, E is the high efficiency constant torque blower motor, 36 is the nominal add-on cooling size, A is the 14.5-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with A in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL16KC1, EL18KCV, EL22KCV, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eBecause it meets the 14 ng\/J limit, Lennox approves it for the South Coast, San Joaquin Valley, and Bay Area air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258846396578,"sku":"EL180UH060NE36AK","price":5373.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_a94940f7-80cb-43de-8685-e818752fba19.jpg?v=1788737907"},{"product_id":"lennox-el180uh080ne48bk-80-000-furnace","title":"Lennox EL180UH080NE48BK 80% AFUE 80,000 BTU 17.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox EL180UH080NE48BK is an Elite Series single-stage gas furnace rated 80,000 BTU input and 64,000 BTU output at 80% AFUE. It comes in a 17.5-inch B cabinet, installs upflow or horizontal, and has a constant torque blower sized for 2.5 to 4 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 80,000 BTU input, 64,000 BTU output, 80% AFUE, single-stage\u003c\/li\u003e\n\u003cli\u003eCabinet: B size, 17.5 inches wide, upflow or horizontal\u003c\/li\u003e\n\u003cli\u003eBlower: 3\/4 hp constant torque motor, 750 to 1,785 cfm, for 2.5 to 4 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 30 to 60°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, 1 means single-stage, 80 is the AFUE, and UH is upflow\/horizontal. 080 is the 80,000 BTU input, N means it meets California's 14 ng\/J NOx standard, E is the high efficiency constant torque blower motor, 48 is the nominal add-on cooling size, B is the 17.5-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with B in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL16KC1, EL18KCV, EL22KCV, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eBecause it meets the 14 ng\/J limit, Lennox approves it for the South Coast, San Joaquin Valley, and Bay Area air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258846429346,"sku":"EL180UH080NE48BK","price":5820.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_4bfebc12-c58f-4e45-bf67-bce6d00cb7e2.jpg?v=1788737906"},{"product_id":"lennox-el180uh100ne60ck-100-000-furnace","title":"Lennox EL180UH100NE60CK 80% AFUE 100,000 BTU 21\" Wide Furnace","description":"\u003cp\u003eThe Lennox EL180UH100NE60CK is an Elite Series single-stage gas furnace rated 100,000 BTU input and 80,000 BTU output at 80% AFUE. It comes in a 21-inch C cabinet, installs upflow or horizontal, and has a constant torque blower sized for 3 to 5 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 100,000 BTU input, 80,000 BTU output, 80% AFUE, single-stage\u003c\/li\u003e\n\u003cli\u003eCabinet: C size, 21 inches wide, upflow or horizontal\u003c\/li\u003e\n\u003cli\u003eBlower: 1 hp constant torque motor, 920 to 2,315 cfm, for 3 to 5 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 35 to 65°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eEL is Lennox's Elite line, 1 means single-stage, 80 is the AFUE, and UH is upflow\/horizontal. 100 is the 100,000 BTU input, N means it meets California's 14 ng\/J NOx standard, E is the high efficiency constant torque blower motor, 60 is the nominal add-on cooling size, C is the 21-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with C in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eBecause it meets the 14 ng\/J limit, Lennox approves it for the South Coast, San Joaquin Valley, and Bay Area air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258846462114,"sku":"EL180UH100NE60CK","price":6119.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_b31391b6-ba0f-45ee-b3ae-b780374a057d.jpg?v=1788737905"},{"product_id":"lennox-ml180uh030v36ak-30-000-furnace","title":"Lennox ML180UH030V36AK 80% AFUE 30,000 BTU 14.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox ML180UH030V36AK is a Merit Series single-stage gas furnace rated 30,000 BTU input and 24,000 BTU output at 80% AFUE. It comes in a 14.5-inch A cabinet, installs upflow or horizontal, and has a variable speed blower sized for 1.5 to 3 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 30,000 BTU input, 24,000 BTU output, 80% AFUE, single-stage\u003c\/li\u003e\n\u003cli\u003eCabinet: A size, 14.5 inches wide, upflow or horizontal (left or right)\u003c\/li\u003e\n\u003cli\u003eBlower: 1\/2 hp variable speed motor, 380 to 1,320 cfm, for 1.5 to 3 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 25 to 55°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, 1 means single-stage, 80 is the AFUE, and UH is upflow\/horizontal. 030 is the 30,000 BTU input, V is the variable speed blower motor, 36 is the nominal add-on cooling size, A is the 14.5-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with A in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eThis model doesn't carry the X low NOx code, and Lennox says this furnace series can't go in the South Coast, San Joaquin Valley, and Bay Area air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eIt ships from our Kansas City warehouse. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258848657570,"sku":"ML180UH030V36AK","price":1362.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_5d668f80-7d87-4c08-9d61-8bee952ffb53.jpg?v=1788737889"},{"product_id":"lennox-ml180uh045v36ak-44-000-furnace","title":"Lennox ML180UH045V36AK 80% AFUE 44,000 BTU 14.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox ML180UH045V36AK is a Merit Series single-stage gas furnace rated 44,000 BTU input and 36,000 BTU output at 80% AFUE. It comes in a 14.5-inch A cabinet, installs upflow or horizontal, and has a variable speed blower sized for 1.5 to 3 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 44,000 BTU input, 36,000 BTU output, 80% AFUE, single-stage\u003c\/li\u003e\n\u003cli\u003eCabinet: A size, 14.5 inches wide, upflow or horizontal (left or right)\u003c\/li\u003e\n\u003cli\u003eBlower: 1\/2 hp variable speed motor, 380 to 1,320 cfm, for 1.5 to 3 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 15 to 45°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, 1 means single-stage, 80 is the AFUE, and UH is upflow\/horizontal. 045 is the 44,000 BTU input, V is the variable speed blower motor, 36 is the nominal add-on cooling size, A is the 14.5-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with A in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eThis model doesn't carry the X low NOx code, and Lennox says this furnace series can't go in the South Coast, San Joaquin Valley, and Bay Area air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eIt ships from our Kansas City warehouse. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258848690338,"sku":"ML180UH045V36AK","price":1494.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_14a5aa22-1563-4601-8c61-c5b8d152e843.jpg?v=1788737888"},{"product_id":"lennox-ml180uh070v36ak-66-000-furnace","title":"Lennox ML180UH070V36AK 80% AFUE 66,000 BTU 14.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox ML180UH070V36AK is a Merit Series single-stage gas furnace rated 66,000 BTU input and 53,000 BTU output at 80% AFUE. It comes in a 14.5-inch A cabinet, installs upflow or horizontal, and has a variable speed blower sized for 1.5 to 3 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 66,000 BTU input, 53,000 BTU output, 80% AFUE, single-stage\u003c\/li\u003e\n\u003cli\u003eCabinet: A size, 14.5 inches wide, upflow or horizontal (left or right)\u003c\/li\u003e\n\u003cli\u003eBlower: 1\/2 hp variable speed motor, 400 to 1,345 cfm, for 1.5 to 3 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 30 to 60°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, 1 means single-stage, 80 is the AFUE, and UH is upflow\/horizontal. 070 is the 66,000 BTU input, V is the variable speed blower motor, 36 is the nominal add-on cooling size, A is the 14.5-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with A in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eThis model doesn't carry the X low NOx code, and Lennox says this furnace series can't go in the South Coast, San Joaquin Valley, and Bay Area air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eIt ships from our Kansas City warehouse. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258848723106,"sku":"ML180UH070V36AK","price":1616.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_145f6942-6a51-445e-b9f1-77c43247bd6b.jpg?v=1788737887"},{"product_id":"lennox-ml180uh070v48bk-66-000-furnace","title":"Lennox ML180UH070V48BK 80% AFUE 66,000 BTU 17.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox ML180UH070V48BK is a Merit Series single-stage gas furnace rated 66,000 BTU input and 53,000 BTU output at 80% AFUE. It comes in a 17.5-inch B cabinet, installs upflow or horizontal, and has a variable speed blower sized for 2.5 to 4 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 66,000 BTU input, 53,000 BTU output, 80% AFUE, single-stage\u003c\/li\u003e\n\u003cli\u003eCabinet: B size, 17.5 inches wide, upflow or horizontal (left or right)\u003c\/li\u003e\n\u003cli\u003eBlower: 3\/4 hp variable speed motor, 430 to 1,850 cfm, for 2.5 to 4 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 30 to 60°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, 1 means single-stage, 80 is the AFUE, and UH is upflow\/horizontal. 070 is the 66,000 BTU input, V is the variable speed blower motor, 48 is the nominal add-on cooling size, B is the 17.5-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with B in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eThis model doesn't carry the X low NOx code, and Lennox says this furnace series can't go in the South Coast, San Joaquin Valley, and Bay Area air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eIt ships from our Kansas City warehouse. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258848755874,"sku":"ML180UH070V48BK","price":1698.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_a1ced54b-ad3d-4034-b986-5c2b9a03712a.jpg?v=1788737886"},{"product_id":"lennox-ml180uh070v36bk-66-000-furnace","title":"Lennox ML180UH070V36BK 80% AFUE 66,000 BTU 17.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox ML180UH070V36BK is a Merit Series single-stage gas furnace rated 66,000 BTU input and 53,000 BTU output at 80% AFUE. It comes in a 17.5-inch B cabinet, installs upflow or horizontal, and has a variable speed blower sized for 1.5 to 3 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 66,000 BTU input, 53,000 BTU output, 80% AFUE, single-stage\u003c\/li\u003e\n\u003cli\u003eCabinet: B size, 17.5 inches wide, upflow or horizontal (left or right)\u003c\/li\u003e\n\u003cli\u003eBlower: 1\/2 hp variable speed motor, 370 to 1,290 cfm, for 1.5 to 3 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 30 to 60°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, 1 means single-stage, 80 is the AFUE, and UH is upflow\/horizontal. 070 is the 66,000 BTU input, V is the variable speed blower motor, 36 is the nominal add-on cooling size, B is the 17.5-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with B in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eThis model doesn't carry the X low NOx code, and Lennox says this furnace series can't go in the South Coast, San Joaquin Valley, and Bay Area air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eIt ships from our Kansas City warehouse. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258848788642,"sku":"ML180UH070V36BK","price":1765.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_86ebdebf-97d8-436d-ac97-1e1963c40c64.jpg?v=1788737885"},{"product_id":"lennox-ml180uh090v48bk-88-000-furnace","title":"Lennox ML180UH090V48BK 80% AFUE 88,000 BTU 17.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox ML180UH090V48BK is a Merit Series single-stage gas furnace rated 88,000 BTU input and 72,000 BTU output at 80% AFUE. It comes in a 17.5-inch B cabinet, installs upflow or horizontal, and has a variable speed blower sized for 2.5 to 4 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 88,000 BTU input, 72,000 BTU output, 80% AFUE, single-stage\u003c\/li\u003e\n\u003cli\u003eCabinet: B size, 17.5 inches wide, upflow or horizontal (left or right)\u003c\/li\u003e\n\u003cli\u003eBlower: 3\/4 hp variable speed motor, 650 to 1,740 cfm, for 2.5 to 4 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 35 to 65°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, 1 means single-stage, 80 is the AFUE, and UH is upflow\/horizontal. 090 is the 88,000 BTU input, V is the variable speed blower motor, 48 is the nominal add-on cooling size, B is the 17.5-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with B in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eThis model doesn't carry the X low NOx code, and Lennox says this furnace series can't go in the South Coast, San Joaquin Valley, and Bay Area air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eIt ships from our Kansas City warehouse. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258848821410,"sku":"ML180UH090V48BK","price":1907.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_a2190c6b-070f-467d-923f-d0928657fd66.jpg?v=1788737885"},{"product_id":"lennox-ml180uh110v60ck-110-000-furnace","title":"Lennox ML180UH110V60CK 80% AFUE 110,000 BTU 21\" Wide Furnace","description":"\u003cp\u003eThe Lennox ML180UH110V60CK is a Merit Series single-stage gas furnace rated 110,000 BTU input and 90,000 BTU output at 80% AFUE. It comes in a 21-inch C cabinet, installs upflow or horizontal, and has a variable speed blower sized for 3 to 5 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 110,000 BTU input, 90,000 BTU output, 80% AFUE, single-stage\u003c\/li\u003e\n\u003cli\u003eCabinet: C size, 21 inches wide, upflow or horizontal (left or right)\u003c\/li\u003e\n\u003cli\u003eBlower: 1 hp variable speed motor, 930 to 2,180 cfm, for 3 to 5 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 35 to 65°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, 1 means single-stage, 80 is the AFUE, and UH is upflow\/horizontal. 110 is the 110,000 BTU input, V is the variable speed blower motor, 60 is the nominal add-on cooling size, C is the 21-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with C in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eThis model doesn't carry the X low NOx code, and Lennox says this furnace series can't go in the South Coast, San Joaquin Valley, and Bay Area air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eIt ships from our Kansas City warehouse. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258848854178,"sku":"ML180UH110V60CK","price":2002.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_c99e7053-9298-49e2-808e-71399a197192.jpg?v=1788737884"},{"product_id":"lennox-ml180uh045e36ak-44-000-furnace","title":"Lennox ML180UH045E36AK 80% AFUE 44,000 BTU 14.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox ML180UH045E36AK is a Merit Series single-stage gas furnace rated 44,000 BTU input and 36,000 BTU output at 80% AFUE. It comes in a 14.5-inch A cabinet, installs upflow or horizontal, and has a constant torque blower sized for 1.5 to 3 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 44,000 BTU input, 36,000 BTU output, 80% AFUE, single-stage\u003c\/li\u003e\n\u003cli\u003eCabinet: A size, 14.5 inches wide, upflow or horizontal (left or right)\u003c\/li\u003e\n\u003cli\u003eBlower: 1\/2 hp constant torque motor, 350 to 1,380 cfm, for 1.5 to 3 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 15 to 45°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, 1 means single-stage, 80 is the AFUE, and UH is upflow\/horizontal. 045 is the 44,000 BTU input, E is the high efficiency constant torque blower motor, 36 is the nominal add-on cooling size, A is the 14.5-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with A in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eThis model doesn't carry the X low NOx code. For California, the ML180UH045XE36AK meets the state's 40 ng\/J NOx standard, but Lennox says this furnace series can't go in the South Coast, San Joaquin Valley, and Bay Area air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eIt ships from our Kansas City warehouse. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258848952482,"sku":"ML180UH045E36AK","price":1113.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML180UH045E36AK.jpg?v=1788818912"},{"product_id":"lennox-ml180uh070e36ak-66-000-furnace","title":"Lennox ML180UH070E36AK 80% AFUE 66,000 BTU 14.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox ML180UH070E36AK is a Merit Series single-stage gas furnace rated 66,000 BTU input and 53,000 BTU output at 80% AFUE. It comes in a 14.5-inch A cabinet, installs upflow or horizontal, and has a constant torque blower sized for 1.5 to 3 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 66,000 BTU input, 53,000 BTU output, 80% AFUE, single-stage\u003c\/li\u003e\n\u003cli\u003eCabinet: A size, 14.5 inches wide, upflow or horizontal (left or right)\u003c\/li\u003e\n\u003cli\u003eBlower: 1\/2 hp constant torque motor, 625 to 1,435 cfm, for 1.5 to 3 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 40 to 70°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, 1 means single-stage, 80 is the AFUE, and UH is upflow\/horizontal. 070 is the 66,000 BTU input, E is the high efficiency constant torque blower motor, 36 is the nominal add-on cooling size, A is the 14.5-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with A in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eThis model doesn't carry the X low NOx code. For California, the ML180UH070XE36AK meets the state's 40 ng\/J NOx standard, but Lennox says this furnace series can't go in the South Coast, San Joaquin Valley, and Bay Area air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eIt ships from our Kansas City warehouse. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258849050786,"sku":"ML180UH070E36AK","price":1164.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML180UH070E36AK.jpg?v=1788818927"},{"product_id":"lennox-ml180uh070e36bk-66-000-furnace","title":"Lennox ML180UH070E36BK 80% AFUE 66,000 BTU 17.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox ML180UH070E36BK is a Merit Series single-stage gas furnace rated 66,000 BTU input and 53,000 BTU output at 80% AFUE. It comes in a 17.5-inch B cabinet, installs upflow or horizontal, and has a constant torque blower sized for 1.5 to 3 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 66,000 BTU input, 53,000 BTU output, 80% AFUE, single-stage\u003c\/li\u003e\n\u003cli\u003eCabinet: B size, 17.5 inches wide, upflow or horizontal (left or right)\u003c\/li\u003e\n\u003cli\u003eBlower: 1\/2 hp constant torque motor, 395 to 1,415 cfm, for 1.5 to 3 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 40 to 70°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, 1 means single-stage, 80 is the AFUE, and UH is upflow\/horizontal. 070 is the 66,000 BTU input, E is the high efficiency constant torque blower motor, 36 is the nominal add-on cooling size, B is the 17.5-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with B in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eThis model doesn't carry the X low NOx code. For California, the ML180UH070XE36BK meets the state's 40 ng\/J NOx standard, but Lennox says this furnace series can't go in the South Coast, San Joaquin Valley, and Bay Area air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eIt ships from our Kansas City warehouse. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258849116322,"sku":"ML180UH070E36BK","price":1164.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML180UH070E36BK.jpg?v=1788818934"},{"product_id":"lennox-ml180uh090e48bk-88-000-furnace","title":"Lennox ML180UH090E48BK 80% AFUE 88,000 BTU 17.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox ML180UH090E48BK is a Merit Series single-stage gas furnace rated 88,000 BTU input and 72,000 BTU output at 80% AFUE. It comes in a 17.5-inch B cabinet, installs upflow or horizontal, and has a constant torque blower sized for 2.5 to 4 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 88,000 BTU input, 72,000 BTU output, 80% AFUE, single-stage\u003c\/li\u003e\n\u003cli\u003eCabinet: B size, 17.5 inches wide, upflow or horizontal (left or right)\u003c\/li\u003e\n\u003cli\u003eBlower: 3\/4 hp constant torque motor, 750 to 1,785 cfm, for 2.5 to 4 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 35 to 65°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, 1 means single-stage, 80 is the AFUE, and UH is upflow\/horizontal. 090 is the 88,000 BTU input, E is the high efficiency constant torque blower motor, 48 is the nominal add-on cooling size, B is the 17.5-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with B in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eThis model doesn't carry the X low NOx code. For California, the ML180UH090XE48BK meets the state's 40 ng\/J NOx standard, but Lennox says this furnace series can't go in the South Coast, San Joaquin Valley, and Bay Area air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eIt ships from our Kansas City warehouse. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258849181858,"sku":"ML180UH090E48BK","price":1280.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML180UH090E48BK.jpg?v=1788818956"},{"product_id":"lennox-ml180uh090e60ck-88-000-furnace","title":"Lennox ML180UH090E60CK 80% AFUE 88,000 BTU 21\" Wide Furnace","description":"\u003cp\u003eThe Lennox ML180UH090E60CK is a Merit Series single-stage gas furnace rated 88,000 BTU input and 72,000 BTU output at 80% AFUE. It comes in a 21-inch C cabinet, installs upflow or horizontal, and has a constant torque blower sized for 3 to 5 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 88,000 BTU input, 72,000 BTU output, 80% AFUE, single-stage\u003c\/li\u003e\n\u003cli\u003eCabinet: C size, 21 inches wide, upflow or horizontal (left or right)\u003c\/li\u003e\n\u003cli\u003eBlower: 1 hp constant torque motor, 990 to 2,290 cfm, for 3 to 5 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 30 to 60°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, 1 means single-stage, 80 is the AFUE, and UH is upflow\/horizontal. 090 is the 88,000 BTU input, E is the high efficiency constant torque blower motor, 60 is the nominal add-on cooling size, C is the 21-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with C in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eThis model doesn't carry the X low NOx code, and Lennox says this furnace series can't go in the South Coast, San Joaquin Valley, and Bay Area air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eIt ships from our Kansas City warehouse. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258849214626,"sku":"ML180UH090E60CK","price":1358.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML180UH090E60CK.jpg?v=1788818963"},{"product_id":"lennox-ml180uh110e60ck-110-000-furnace","title":"Lennox ML180UH110E60CK 80% AFUE 110,000 BTU 21\" Wide Furnace","description":"\u003cp\u003eThe Lennox ML180UH110E60CK is a Merit Series single-stage gas furnace rated 110,000 BTU input and 90,000 BTU output at 80% AFUE. It comes in a 21-inch C cabinet, installs upflow or horizontal, and has a constant torque blower sized for 3 to 5 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 110,000 BTU input, 90,000 BTU output, 80% AFUE, single-stage\u003c\/li\u003e\n\u003cli\u003eCabinet: C size, 21 inches wide, upflow or horizontal (left or right)\u003c\/li\u003e\n\u003cli\u003eBlower: 1 hp constant torque motor, 920 to 2,315 cfm, for 3 to 5 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 35 to 65°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, 1 means single-stage, 80 is the AFUE, and UH is upflow\/horizontal. 110 is the 110,000 BTU input, E is the high efficiency constant torque blower motor, 60 is the nominal add-on cooling size, C is the 21-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with C in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eThis model doesn't carry the X low NOx code. For California, the ML180UH110XE60CK meets the state's 40 ng\/J NOx standard, but Lennox says this furnace series can't go in the South Coast, San Joaquin Valley, and Bay Area air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eIt ships from our Kansas City warehouse. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258849247394,"sku":"ML180UH110E60CK","price":1397.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML180UH110E60CK.jpg?v=1788818978"},{"product_id":"lennox-ml180uh135e60dk-132-000-furnace","title":"Lennox ML180UH135E60DK 80% AFUE 132,000 BTU 24.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox ML180UH135E60DK is a Merit Series single-stage gas furnace rated 132,000 BTU input and 107,000 BTU output at 80% AFUE. It comes in a 24.5-inch D cabinet, installs upflow or horizontal, and has a constant torque blower sized for 3.5 to 5 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 132,000 BTU input, 107,000 BTU output, 80% AFUE, single-stage\u003c\/li\u003e\n\u003cli\u003eCabinet: D size, 24.5 inches wide, upflow or horizontal (left or right)\u003c\/li\u003e\n\u003cli\u003eBlower: 1 hp constant torque motor, 1,140 to 2,495 cfm, for 3.5 to 5 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 30 to 60°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, 1 means single-stage, 80 is the AFUE, and UH is upflow\/horizontal. 135 is the 132,000 BTU input, E is the high efficiency constant torque blower motor, 60 is the nominal add-on cooling size, D is the 24.5-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with D in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eThis model doesn't carry the X low NOx code, and Lennox says this furnace series can't go in the South Coast, San Joaquin Valley, and Bay Area air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eIt ships from our Kansas City warehouse. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258849280162,"sku":"ML180UH135E60DK","price":1422.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML180UH135E60DK.jpg?v=1788818992"},{"product_id":"lennox-ml180uh045xe36ak-44-000-furnace","title":"Lennox ML180UH045XE36AK 80% AFUE 44,000 BTU 14.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox ML180UH045XE36AK is a Merit Series single-stage gas furnace rated 44,000 BTU input and 36,000 BTU output at 80% AFUE. It comes in a 14.5-inch A cabinet, installs upflow or horizontal, and has a constant torque blower sized for 1.5 to 3 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 44,000 BTU input, 36,000 BTU output, 80% AFUE, single-stage\u003c\/li\u003e\n\u003cli\u003eCabinet: A size, 14.5 inches wide, upflow or horizontal (left or right)\u003c\/li\u003e\n\u003cli\u003eBlower: 1\/2 hp constant torque motor, 350 to 1,380 cfm, for 1.5 to 3 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 15 to 45°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, 1 means single-stage, 80 is the AFUE, and UH is upflow\/horizontal. 045 is the 44,000 BTU input, X means it meets California's 40 ng\/J NOx standard, E is the high efficiency constant torque blower motor, 36 is the nominal add-on cooling size, A is the 14.5-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with A in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eEven with the X low NOx code, Lennox says this furnace series can't go in the South Coast, San Joaquin Valley, and Bay Area air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258849312930,"sku":"ML180UH045XE36AK","price":2537.31,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML180UH045XE36AK.jpg?v=1788818919"},{"product_id":"lennox-ml180uh070xe36ak-66-000-furnace","title":"Lennox ML180UH070XE36AK 80% AFUE 66,000 BTU 14.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox ML180UH070XE36AK is a Merit Series single-stage gas furnace rated 66,000 BTU input and 53,000 BTU output at 80% AFUE. It comes in a 14.5-inch A cabinet, installs upflow or horizontal, and has a constant torque blower sized for 1.5 to 3 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 66,000 BTU input, 53,000 BTU output, 80% AFUE, single-stage\u003c\/li\u003e\n\u003cli\u003eCabinet: A size, 14.5 inches wide, upflow or horizontal (left or right)\u003c\/li\u003e\n\u003cli\u003eBlower: 1\/2 hp constant torque motor, 625 to 1,435 cfm, for 1.5 to 3 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 40 to 70°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, 1 means single-stage, 80 is the AFUE, and UH is upflow\/horizontal. 070 is the 66,000 BTU input, X means it meets California's 40 ng\/J NOx standard, E is the high efficiency constant torque blower motor, 36 is the nominal add-on cooling size, A is the 14.5-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with A in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eEven with the X low NOx code, Lennox says this furnace series can't go in the South Coast, San Joaquin Valley, and Bay Area air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258849345698,"sku":"ML180UH070XE36AK","price":2686.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML180UH070XE36AK.jpg?v=1788818941"},{"product_id":"lennox-ml180uh070xe36bk-66-000-furnace","title":"Lennox ML180UH070XE36BK 80% AFUE 66,000 BTU 17.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox ML180UH070XE36BK is a Merit Series single-stage gas furnace rated 66,000 BTU input and 53,000 BTU output at 80% AFUE. It comes in a 17.5-inch B cabinet, installs upflow or horizontal, and has a constant torque blower sized for 1.5 to 3 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 66,000 BTU input, 53,000 BTU output, 80% AFUE, single-stage\u003c\/li\u003e\n\u003cli\u003eCabinet: B size, 17.5 inches wide, upflow or horizontal (left or right)\u003c\/li\u003e\n\u003cli\u003eBlower: 1\/2 hp constant torque motor, 395 to 1,415 cfm, for 1.5 to 3 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 40 to 70°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, 1 means single-stage, 80 is the AFUE, and UH is upflow\/horizontal. 070 is the 66,000 BTU input, X means it meets California's 40 ng\/J NOx standard, E is the high efficiency constant torque blower motor, 36 is the nominal add-on cooling size, B is the 17.5-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with B in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eEven with the X low NOx code, Lennox says this furnace series can't go in the South Coast, San Joaquin Valley, and Bay Area air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258849378466,"sku":"ML180UH070XE36BK","price":2835.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML180UH070XE36BK.jpg?v=1788818949"},{"product_id":"lennox-ml180uh090xe48bk-88-000-furnace","title":"Lennox ML180UH090XE48BK 80% AFUE 88,000 BTU 17.5\" Wide Furnace","description":"\u003cp\u003eThe Lennox ML180UH090XE48BK is a Merit Series single-stage gas furnace rated 88,000 BTU input and 72,000 BTU output at 80% AFUE. It comes in a 17.5-inch B cabinet, installs upflow or horizontal, and has a constant torque blower sized for 2.5 to 4 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 88,000 BTU input, 72,000 BTU output, 80% AFUE, single-stage\u003c\/li\u003e\n\u003cli\u003eCabinet: B size, 17.5 inches wide, upflow or horizontal (left or right)\u003c\/li\u003e\n\u003cli\u003eBlower: 3\/4 hp constant torque motor, 750 to 1,785 cfm, for 2.5 to 4 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 35 to 65°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, 1 means single-stage, 80 is the AFUE, and UH is upflow\/horizontal. 090 is the 88,000 BTU input, X means it meets California's 40 ng\/J NOx standard, E is the high efficiency constant torque blower motor, 48 is the nominal add-on cooling size, B is the 17.5-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with B in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eEven with the X low NOx code, Lennox says this furnace series can't go in the South Coast, San Joaquin Valley, and Bay Area air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258849411234,"sku":"ML180UH090XE48BK","price":2835.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML180UH090XE48BK.jpg?v=1788818970"},{"product_id":"lennox-ml180uh110xe60ck-110-000-furnace","title":"Lennox ML180UH110XE60CK 80% AFUE 110,000 BTU 21\" Wide Furnace","description":"\u003cp\u003eThe Lennox ML180UH110XE60CK is a Merit Series single-stage gas furnace rated 110,000 BTU input and 90,000 BTU output at 80% AFUE. It comes in a 21-inch C cabinet, installs upflow or horizontal, and has a constant torque blower sized for 3 to 5 tons of add-on cooling.\u003c\/p\u003e\n\u003ch2\u003eKey specs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHeating: 110,000 BTU input, 90,000 BTU output, 80% AFUE, single-stage\u003c\/li\u003e\n\u003cli\u003eCabinet: C size, 21 inches wide, upflow or horizontal (left or right)\u003c\/li\u003e\n\u003cli\u003eBlower: 1 hp constant torque motor, 920 to 2,315 cfm, for 3 to 5 tons of cooling\u003c\/li\u003e\n\u003cli\u003eTemperature rise: 35 to 65°F\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReading the model number\u003c\/h2\u003e\n\u003cp\u003eML is Lennox's Merit line, 1 means single-stage, 80 is the AFUE, and UH is upflow\/horizontal. 110 is the 110,000 BTU input, X means it meets California's 40 ng\/J NOx standard, E is the high efficiency constant torque blower motor, 60 is the nominal add-on cooling size, C is the 21-inch cabinet, and K means the furnace is ready for Lennox refrigerant detection.\u003c\/p\u003e\n\u003ch2\u003eWhat it pairs with\u003c\/h2\u003e\n\u003cp\u003eCoils with the same letter physically match the furnace, so you want a Lennox coil with C in its size code, such as a CK40CT, CK40HT, or CK40UT.\u003c\/p\u003e\n\u003cp\u003eThe AHRI Directory lists this furnace in certified systems with CK40CT, CK40HT, and CK40UT coils and Lennox EL15KC1, EL16KC1, EL18KCV, EL22KCV, ML13KC1, ML14KC1, and ML17KC2 air conditioners, plus EL16KP1, EL18KSLV, EL19KPV, EL21KLV, and ML14KP1 heat pumps. Your efficiency rating depends on the exact outdoor unit, coil, and furnace together.\u003c\/p\u003e\n\u003ch2\u003eSizing and fit\u003c\/h2\u003e\n\u003cp\u003eSize the furnace from a Manual J load calculation. Filters and filter mounting aren't included, so plan for a filter rack.\u003c\/p\u003e\n\u003cp\u003eEven with the X low NOx code, Lennox says this furnace series can't go in the South Coast, San Joaquin Valley, and Bay Area air districts. It isn't certified for mobile homes, RVs, or outdoor installs.\u003c\/p\u003e\n\u003ch2\u003eWarranty and registration\u003c\/h2\u003e\n\u003cp\u003eHVAC USA is an authorized Lennox reseller, and everything we sell is new factory equipment. Your full Lennox warranty applies when a licensed, manufacturer-certified contractor installs your system and registers it within 60 days.\u003c\/p\u003e\n\u003ch2\u003eShipping and help\u003c\/h2\u003e\n\u003cp\u003eFree shipping on major equipment from our Kansas City warehouse to every state and D.C. except Alaska, Hawaii, Washington, Oregon, and Idaho, where you pay the shipping rate shown at checkout. Call (913) 364-0070, Monday to Friday, 9am to 5pm CST, and we'll help you confirm sizing and an AHRI-matched pairing before you order.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47258849444002,"sku":"ML180UH110XE60CK","price":3432.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/ML180UH110XE60CK.jpg?v=1788818985"},{"product_id":"lennox-sl280uh070v36ak-66-000-furnace","title":"Lennox SL280UH070V36AK 80% AFUE 66,000 BTU 14.5\" Variable-Speed Gas Furnace","description":"\u003cp\u003eThis Dave Lennox Signature gas furnace (SL280UH070V36AK) runs at 80% AFUE with 66,000 BTU input. 14.5-inch cabinet, variable-speed, upflow\/horizontal.\u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModel \/ SKU: SL280UH070V36AK\u003c\/li\u003e\n\u003cli\u003eBrand: Lennox\u003c\/li\u003e\n\u003cli\u003eType: Furnace\u003c\/li\u003e\n\u003cli\u003eEfficiency: 80% AFUE\u003c\/li\u003e\n\u003cli\u003eInput: 66,000 BTU\u003c\/li\u003e\n\u003cli\u003eCabinet width: 14.5 inches\u003c\/li\u003e\n\u003cli\u003eStaging \/ motor: variable-speed\u003c\/li\u003e\n\u003cli\u003eConfiguration: upflow\/horizontal\u003c\/li\u003e\n\u003cli\u003eSeries: Dave Lennox Signature\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCall (913) 364-0070 - we'll size it, draft your order, then you buy online.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627469488290,"sku":"SL280UH070V36AK","price":2617.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_f1bb5f5b-60b2-436b-90af-8526d1d9e87c.jpg?v=1788738074"},{"product_id":"lennox-sl280uh090v36bk-88-000-furnace","title":"Lennox SL280UH090V36BK 80% AFUE 88,000 BTU 17.5\" Variable-Speed Gas Furnace","description":"\u003cp\u003eThe Lennox SL280UH090V36BK is an 80% AFUE Dave Lennox Signature gas furnace rated 88,000 BTU. It is a variable-speed cabinet at 17.5 inches wide with upflow\/horizontal airflow.\u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModel \/ SKU: SL280UH090V36BK\u003c\/li\u003e\n\u003cli\u003eBrand: Lennox\u003c\/li\u003e\n\u003cli\u003eType: Furnace\u003c\/li\u003e\n\u003cli\u003eEfficiency: 80% AFUE\u003c\/li\u003e\n\u003cli\u003eInput: 88,000 BTU\u003c\/li\u003e\n\u003cli\u003eCabinet width: 17.5 inches\u003c\/li\u003e\n\u003cli\u003eStaging \/ motor: variable-speed\u003c\/li\u003e\n\u003cli\u003eConfiguration: upflow\/horizontal\u003c\/li\u003e\n\u003cli\u003eSeries: Dave Lennox Signature\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCall (913) 364-0070 - we'll size it, draft your order, then you buy online.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627469521058,"sku":"SL280UH090V36BK","price":2726.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_1fce52d7-afa7-4fd7-8ac4-ebf5a3408102.jpg?v=1788738076"},{"product_id":"lennox-sl280uh090v48bk-88-000-furnace","title":"Lennox SL280UH090V48BK 80% AFUE 88,000 BTU 17.5\" Variable-Speed Gas Furnace","description":"\u003cp\u003eThis Dave Lennox Signature gas furnace (SL280UH090V48BK) runs at 80% AFUE with 88,000 BTU input. 17.5-inch cabinet, variable-speed, upflow\/horizontal.\u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModel \/ SKU: SL280UH090V48BK\u003c\/li\u003e\n\u003cli\u003eBrand: Lennox\u003c\/li\u003e\n\u003cli\u003eType: Furnace\u003c\/li\u003e\n\u003cli\u003eEfficiency: 80% AFUE\u003c\/li\u003e\n\u003cli\u003eInput: 88,000 BTU\u003c\/li\u003e\n\u003cli\u003eCabinet width: 17.5 inches\u003c\/li\u003e\n\u003cli\u003eStaging \/ motor: variable-speed\u003c\/li\u003e\n\u003cli\u003eConfiguration: upflow\/horizontal\u003c\/li\u003e\n\u003cli\u003eSeries: Dave Lennox Signature\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCall (913) 364-0070 - we'll size it, draft your order, then you buy online.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627469553826,"sku":"SL280UH090V48BK","price":2855.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_f3b70f79-42f9-45bc-936e-93d7757e0126.jpg?v=1788738077"},{"product_id":"lennox-sl280uh090v60ck-88-000-furnace","title":"Lennox SL280UH090V60CK 80% AFUE 88,000 BTU 21\" Variable-Speed Gas Furnace","description":"\u003cp\u003eThis Dave Lennox Signature gas furnace (SL280UH090V60CK) runs at 80% AFUE with 88,000 BTU input. 21-inch cabinet, variable-speed, upflow\/horizontal.\u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModel \/ SKU: SL280UH090V60CK\u003c\/li\u003e\n\u003cli\u003eBrand: Lennox\u003c\/li\u003e\n\u003cli\u003eType: Furnace\u003c\/li\u003e\n\u003cli\u003eEfficiency: 80% AFUE\u003c\/li\u003e\n\u003cli\u003eInput: 88,000 BTU\u003c\/li\u003e\n\u003cli\u003eCabinet width: 21 inches\u003c\/li\u003e\n\u003cli\u003eStaging \/ motor: variable-speed\u003c\/li\u003e\n\u003cli\u003eConfiguration: upflow\/horizontal\u003c\/li\u003e\n\u003cli\u003eSeries: Dave Lennox Signature\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCall (913) 364-0070 - we'll size it, draft your order, then you buy online.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627469586594,"sku":"SL280UH090V60CK","price":3025.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_61ac8692-fe75-46ad-827b-ced15066b8ca.jpg?v=1788738080"},{"product_id":"lennox-sl280uh110v60ck-110-000-furnace","title":"Lennox SL280UH110V60CK 80% AFUE 110,000 BTU 21\" Variable-Speed Gas Furnace","description":"\u003cp\u003eThe Lennox SL280UH110V60CK is an 80% AFUE Dave Lennox Signature gas furnace rated 110,000 BTU. It is a variable-speed cabinet at 21 inches wide with upflow\/horizontal airflow.\u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModel \/ SKU: SL280UH110V60CK\u003c\/li\u003e\n\u003cli\u003eBrand: Lennox\u003c\/li\u003e\n\u003cli\u003eType: Furnace\u003c\/li\u003e\n\u003cli\u003eEfficiency: 80% AFUE\u003c\/li\u003e\n\u003cli\u003eInput: 110,000 BTU\u003c\/li\u003e\n\u003cli\u003eCabinet width: 21 inches\u003c\/li\u003e\n\u003cli\u003eStaging \/ motor: variable-speed\u003c\/li\u003e\n\u003cli\u003eConfiguration: upflow\/horizontal\u003c\/li\u003e\n\u003cli\u003eSeries: Dave Lennox Signature\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCall (913) 364-0070 - we'll size it, draft your order, then you buy online.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627469619362,"sku":"SL280UH110V60CK","price":3186.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_4f0b4f93-c55d-4e0e-8975-7403c30d2b6f.jpg?v=1788738081"},{"product_id":"lennox-sl280uh135v60dk-132-000-furnace","title":"Lennox SL280UH135V60DK 80% AFUE 132,000 BTU 24.5\" Variable-Speed Gas Furnace","description":"\u003cp\u003eThe Lennox SL280UH135V60DK is an 80% AFUE Dave Lennox Signature gas furnace rated 132,000 BTU. It is a variable-speed cabinet at 24.5 inches wide with upflow\/horizontal airflow.\u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModel \/ SKU: SL280UH135V60DK\u003c\/li\u003e\n\u003cli\u003eBrand: Lennox\u003c\/li\u003e\n\u003cli\u003eType: Furnace\u003c\/li\u003e\n\u003cli\u003eEfficiency: 80% AFUE\u003c\/li\u003e\n\u003cli\u003eInput: 132,000 BTU\u003c\/li\u003e\n\u003cli\u003eCabinet width: 24.5 inches\u003c\/li\u003e\n\u003cli\u003eStaging \/ motor: variable-speed\u003c\/li\u003e\n\u003cli\u003eConfiguration: upflow\/horizontal\u003c\/li\u003e\n\u003cli\u003eSeries: Dave Lennox Signature\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCall (913) 364-0070 - we'll size it, draft your order, then you buy online.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627469652130,"sku":"SL280UH135V60DK","price":3186.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_aed62bbc-8a7f-4de2-be81-5f1e38ec4c30.jpg?v=1788738083"},{"product_id":"lennox-sl280df070v36ak-66-000-furnace","title":"Lennox SL280DF070V36AK 80% AFUE 66,000 BTU 14.5\" Variable-Speed Downflow Gas Furnace","description":"\u003cp\u003eSpec snapshot for Lennox SL280DF070V36AK - 80% AFUE, 66,000 BTU, variable-speed, 14.5-inch width, downflow, Dave Lennox Signature.\u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModel \/ SKU: SL280DF070V36AK\u003c\/li\u003e\n\u003cli\u003eBrand: Lennox\u003c\/li\u003e\n\u003cli\u003eType: Furnace\u003c\/li\u003e\n\u003cli\u003eEfficiency: 80% AFUE\u003c\/li\u003e\n\u003cli\u003eInput: 66,000 BTU\u003c\/li\u003e\n\u003cli\u003eCabinet width: 14.5 inches\u003c\/li\u003e\n\u003cli\u003eStaging \/ motor: variable-speed\u003c\/li\u003e\n\u003cli\u003eConfiguration: downflow\u003c\/li\u003e\n\u003cli\u003eSeries: Dave Lennox Signature\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCall (913) 364-0070 - we'll size it, draft your order, then you buy online.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627469684898,"sku":"SL280DF070V36AK","price":3028.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_a13a85be-3d2f-4026-ab01-1c12cc1fa2b8.jpg?v=1788738085"},{"product_id":"lennox-sl280df090v48bk-88-000-furnace","title":"Lennox SL280DF090V48BK 80% AFUE 88,000 BTU 17.5\" Variable-Speed Downflow Gas Furnace","description":"\u003cp\u003eSpec snapshot for Lennox SL280DF090V48BK - 80% AFUE, 88,000 BTU, variable-speed, 17.5-inch width, downflow, Dave Lennox Signature.\u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModel \/ SKU: SL280DF090V48BK\u003c\/li\u003e\n\u003cli\u003eBrand: Lennox\u003c\/li\u003e\n\u003cli\u003eType: Furnace\u003c\/li\u003e\n\u003cli\u003eEfficiency: 80% AFUE\u003c\/li\u003e\n\u003cli\u003eInput: 88,000 BTU\u003c\/li\u003e\n\u003cli\u003eCabinet width: 17.5 inches\u003c\/li\u003e\n\u003cli\u003eStaging \/ motor: variable-speed\u003c\/li\u003e\n\u003cli\u003eConfiguration: downflow\u003c\/li\u003e\n\u003cli\u003eSeries: Dave Lennox Signature\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCall (913) 364-0070 - we'll size it, draft your order, then you buy online.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627470110882,"sku":"SL280DF090V48BK","price":3367.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_b886f791-2641-48fa-8ca7-06283c3c6d98.jpg?v=1788738142"},{"product_id":"lennox-sl280df090v60ck-88-000-furnace","title":"Lennox SL280DF090V60CK 80% AFUE 88,000 BTU 21\" Variable-Speed Downflow Gas Furnace","description":"\u003cp\u003eThis Dave Lennox Signature gas furnace (SL280DF090V60CK) runs at 80% AFUE with 88,000 BTU input. 21-inch cabinet, variable-speed, downflow.\u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModel \/ SKU: SL280DF090V60CK\u003c\/li\u003e\n\u003cli\u003eBrand: Lennox\u003c\/li\u003e\n\u003cli\u003eType: Furnace\u003c\/li\u003e\n\u003cli\u003eEfficiency: 80% AFUE\u003c\/li\u003e\n\u003cli\u003eInput: 88,000 BTU\u003c\/li\u003e\n\u003cli\u003eCabinet width: 21 inches\u003c\/li\u003e\n\u003cli\u003eStaging \/ motor: variable-speed\u003c\/li\u003e\n\u003cli\u003eConfiguration: downflow\u003c\/li\u003e\n\u003cli\u003eSeries: Dave Lennox Signature\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCall (913) 364-0070 - we'll size it, draft your order, then you buy online.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627470143650,"sku":"SL280DF090V60CK","price":3517.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_83ed5f71-4ba7-4115-9b44-cb80a2b555a0.jpg?v=1788738145"},{"product_id":"lennox-sl280df110v60ck-110-000-furnace","title":"Lennox SL280DF110V60CK 80% AFUE 110,000 BTU 21\" Variable-Speed Downflow Gas Furnace","description":"\u003cp\u003eLennox SL280DF110V60CK: 80% AFUE, 110,000 BTU input. Dave Lennox Signature. Variable-speed operation. Width 21 inches. Downflow.\u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModel \/ SKU: SL280DF110V60CK\u003c\/li\u003e\n\u003cli\u003eBrand: Lennox\u003c\/li\u003e\n\u003cli\u003eType: Furnace\u003c\/li\u003e\n\u003cli\u003eEfficiency: 80% AFUE\u003c\/li\u003e\n\u003cli\u003eInput: 110,000 BTU\u003c\/li\u003e\n\u003cli\u003eCabinet width: 21 inches\u003c\/li\u003e\n\u003cli\u003eStaging \/ motor: variable-speed\u003c\/li\u003e\n\u003cli\u003eConfiguration: downflow\u003c\/li\u003e\n\u003cli\u003eSeries: Dave Lennox Signature\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCall (913) 364-0070 - we'll size it, draft your order, then you buy online.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627470176418,"sku":"SL280DF110V60CK","price":3683.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_d457952c-3327-4707-94d4-bac20acdacf0.jpg?v=1788738147"},{"product_id":"lennox-sl280uh070xv36ak-66-000-furnace","title":"Lennox SL280UH070XV36AK 80% AFUE 66,000 BTU 14.5\" Variable-Speed Gas Furnace","description":"\u003cp\u003eThe Lennox SL280UH070XV36AK is an 80% AFUE Dave Lennox Signature gas furnace rated 66,000 BTU. It is a variable-speed cabinet at 14.5 inches wide with upflow\/horizontal airflow.\u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModel \/ SKU: SL280UH070XV36AK\u003c\/li\u003e\n\u003cli\u003eBrand: Lennox\u003c\/li\u003e\n\u003cli\u003eType: Furnace\u003c\/li\u003e\n\u003cli\u003eEfficiency: 80% AFUE\u003c\/li\u003e\n\u003cli\u003eInput: 66,000 BTU\u003c\/li\u003e\n\u003cli\u003eCabinet width: 14.5 inches\u003c\/li\u003e\n\u003cli\u003eStaging \/ motor: variable-speed\u003c\/li\u003e\n\u003cli\u003eConfiguration: upflow\/horizontal\u003c\/li\u003e\n\u003cli\u003eSeries: Dave Lennox Signature\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCall (913) 364-0070 - we'll size it, draft your order, then you buy online.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627470209186,"sku":"SL280UH070XV36AK","price":2504.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_a7913145-06a2-4468-a843-22b423a93269.jpg?v=1788738149"},{"product_id":"lennox-sl280uh090xv48bk-88-000-furnace","title":"Lennox SL280UH090XV48BK 80% AFUE 88,000 BTU 17.5\" Variable-Speed Gas Furnace","description":"\u003cp\u003eThis Dave Lennox Signature gas furnace (SL280UH090XV48BK) runs at 80% AFUE with 88,000 BTU input. 17.5-inch cabinet, variable-speed, upflow\/horizontal.\u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModel \/ SKU: SL280UH090XV48BK\u003c\/li\u003e\n\u003cli\u003eBrand: Lennox\u003c\/li\u003e\n\u003cli\u003eType: Furnace\u003c\/li\u003e\n\u003cli\u003eEfficiency: 80% AFUE\u003c\/li\u003e\n\u003cli\u003eInput: 88,000 BTU\u003c\/li\u003e\n\u003cli\u003eCabinet width: 17.5 inches\u003c\/li\u003e\n\u003cli\u003eStaging \/ motor: variable-speed\u003c\/li\u003e\n\u003cli\u003eConfiguration: upflow\/horizontal\u003c\/li\u003e\n\u003cli\u003eSeries: Dave Lennox Signature\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCall (913) 364-0070 - we'll size it, draft your order, then you buy online.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627470241954,"sku":"SL280UH090XV48BK","price":2843.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_b14e343c-993e-4778-bd28-860dde6872b2.jpg?v=1788738151"},{"product_id":"lennox-sl280uh090xv60ck-88-000-furnace","title":"Lennox SL280UH090XV60CK 80% AFUE 88,000 BTU 21\" Variable-Speed Gas Furnace","description":"\u003cp\u003eLennox SL280UH090XV60CK: 80% AFUE, 88,000 BTU input. Dave Lennox Signature. Variable-speed operation. Width 21 inches. Upflow\/horizontal.\u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModel \/ SKU: SL280UH090XV60CK\u003c\/li\u003e\n\u003cli\u003eBrand: Lennox\u003c\/li\u003e\n\u003cli\u003eType: Furnace\u003c\/li\u003e\n\u003cli\u003eEfficiency: 80% AFUE\u003c\/li\u003e\n\u003cli\u003eInput: 88,000 BTU\u003c\/li\u003e\n\u003cli\u003eCabinet width: 21 inches\u003c\/li\u003e\n\u003cli\u003eStaging \/ motor: variable-speed\u003c\/li\u003e\n\u003cli\u003eConfiguration: upflow\/horizontal\u003c\/li\u003e\n\u003cli\u003eSeries: Dave Lennox Signature\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCall (913) 364-0070 - we'll size it, draft your order, then you buy online.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627470274722,"sku":"SL280UH090XV60CK","price":3025.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_d5bbacdb-256e-4518-98a0-c3c8018efea4.jpg?v=1788738154"},{"product_id":"lennox-sl280uh110xv60ck-110-000-furnace","title":"Lennox SL280UH110XV60CK 80% AFUE 110,000 BTU 21\" Variable-Speed Gas Furnace","description":"\u003cp\u003eThe Lennox SL280UH110XV60CK is an 80% AFUE Dave Lennox Signature gas furnace rated 110,000 BTU. It is a variable-speed cabinet at 21 inches wide with upflow\/horizontal airflow.\u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModel \/ SKU: SL280UH110XV60CK\u003c\/li\u003e\n\u003cli\u003eBrand: Lennox\u003c\/li\u003e\n\u003cli\u003eType: Furnace\u003c\/li\u003e\n\u003cli\u003eEfficiency: 80% AFUE\u003c\/li\u003e\n\u003cli\u003eInput: 110,000 BTU\u003c\/li\u003e\n\u003cli\u003eCabinet width: 21 inches\u003c\/li\u003e\n\u003cli\u003eStaging \/ motor: variable-speed\u003c\/li\u003e\n\u003cli\u003eConfiguration: upflow\/horizontal\u003c\/li\u003e\n\u003cli\u003eSeries: Dave Lennox Signature\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCall (913) 364-0070 - we'll size it, draft your order, then you buy online.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627470307490,"sku":"SL280UH110XV60CK","price":2967.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_67d44243-cbb1-4f16-a9f4-00fb6f3ebaf9.jpg?v=1788738156"},{"product_id":"lennox-sl280uh060nv36ak-60-000-furnace","title":"Lennox SL280UH060NV36AK 80% AFUE 60,000 BTU 14.5\" Variable-Speed Gas Furnace","description":"\u003cp\u003eLennox SL280UH060NV36AK: 80% AFUE, 60,000 BTU input. Dave Lennox Signature. Variable-speed operation. Width 14.5 inches. Upflow\/horizontal.\u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModel \/ SKU: SL280UH060NV36AK\u003c\/li\u003e\n\u003cli\u003eBrand: Lennox\u003c\/li\u003e\n\u003cli\u003eType: Furnace\u003c\/li\u003e\n\u003cli\u003eEfficiency: 80% AFUE\u003c\/li\u003e\n\u003cli\u003eInput: 60,000 BTU\u003c\/li\u003e\n\u003cli\u003eCabinet width: 14.5 inches\u003c\/li\u003e\n\u003cli\u003eStaging \/ motor: variable-speed\u003c\/li\u003e\n\u003cli\u003eConfiguration: upflow\/horizontal\u003c\/li\u003e\n\u003cli\u003eSeries: Dave Lennox Signature\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCall (913) 364-0070 - we'll size it, draft your order, then you buy online.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627470340258,"sku":"SL280UH060NV36AK","price":6865.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_8db181a3-bd44-4a49-b0b4-e3f970f132c7.jpg?v=1788738158"},{"product_id":"lennox-sl280uh080nv48bk-80-000-furnace","title":"Lennox SL280UH080NV48BK 80% AFUE 80,000 BTU 17.5\" Variable-Speed Gas Furnace","description":"\u003cp\u003eInstallers sizing a gas furnace can use SL280UH080NV48BK at 80% AFUE \/ 80,000 BTU. Listed cabinet: 17.5 inches. Variable-speed; upflow\/horizontal.\u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModel \/ SKU: SL280UH080NV48BK\u003c\/li\u003e\n\u003cli\u003eBrand: Lennox\u003c\/li\u003e\n\u003cli\u003eType: Furnace\u003c\/li\u003e\n\u003cli\u003eEfficiency: 80% AFUE\u003c\/li\u003e\n\u003cli\u003eInput: 80,000 BTU\u003c\/li\u003e\n\u003cli\u003eCabinet width: 17.5 inches\u003c\/li\u003e\n\u003cli\u003eStaging \/ motor: variable-speed\u003c\/li\u003e\n\u003cli\u003eConfiguration: upflow\/horizontal\u003c\/li\u003e\n\u003cli\u003eSeries: Dave Lennox Signature\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCall (913) 364-0070 - we'll size it, draft your order, then you buy online.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627470373026,"sku":"SL280UH080NV48BK","price":7611.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_0dd6ac71-6871-44bb-9b9d-1f102860caac.jpg?v=1788738161"},{"product_id":"lennox-sl280uh080nv60ck-80-000-furnace","title":"Lennox SL280UH080NV60CK 80% AFUE 80,000 BTU 21\" Variable-Speed Gas Furnace","description":"\u003cp\u003eLennox SL280UH080NV60CK: 80% AFUE, 80,000 BTU input. Dave Lennox Signature. Variable-speed operation. Width 21 inches. Upflow\/horizontal.\u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModel \/ SKU: SL280UH080NV60CK\u003c\/li\u003e\n\u003cli\u003eBrand: Lennox\u003c\/li\u003e\n\u003cli\u003eType: Furnace\u003c\/li\u003e\n\u003cli\u003eEfficiency: 80% AFUE\u003c\/li\u003e\n\u003cli\u003eInput: 80,000 BTU\u003c\/li\u003e\n\u003cli\u003eCabinet width: 21 inches\u003c\/li\u003e\n\u003cli\u003eStaging \/ motor: variable-speed\u003c\/li\u003e\n\u003cli\u003eConfiguration: upflow\/horizontal\u003c\/li\u003e\n\u003cli\u003eSeries: Dave Lennox Signature\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCall (913) 364-0070 - we'll size it, draft your order, then you buy online.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627470405794,"sku":"SL280UH080NV60CK","price":7761.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_9af0aec9-7f0f-42a4-9250-af6289143582.jpg?v=1788738163"},{"product_id":"lennox-sl280uh100nv60ck-100-000-furnace","title":"Lennox SL280UH100NV60CK 80% AFUE 100,000 BTU 21\" Variable-Speed Gas Furnace","description":"\u003cp\u003eThe SL280UH100NV60CK gas furnace from Lennox is 80% AFUE and 100,000 BTU. Dave Lennox Signature. Built as variable-speed in a 21-inch cabinet for upflow\/horizontal installs.\u003c\/p\u003e\n\u003ch2\u003eSpecs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModel \/ SKU: SL280UH100NV60CK\u003c\/li\u003e\n\u003cli\u003eBrand: Lennox\u003c\/li\u003e\n\u003cli\u003eType: Furnace\u003c\/li\u003e\n\u003cli\u003eEfficiency: 80% AFUE\u003c\/li\u003e\n\u003cli\u003eInput: 100,000 BTU\u003c\/li\u003e\n\u003cli\u003eCabinet width: 21 inches\u003c\/li\u003e\n\u003cli\u003eStaging \/ motor: variable-speed\u003c\/li\u003e\n\u003cli\u003eConfiguration: upflow\/horizontal\u003c\/li\u003e\n\u003cli\u003eSeries: Dave Lennox Signature\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCall (913) 364-0070 - we'll size it, draft your order, then you buy online.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47627470438562,"sku":"SL280UH100NV60CK","price":7910.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/3352\/5410\/files\/download_d995a5a8-d2df-448e-9706-f3318f509217.jpg?v=1788738165"}],"url":"https:\/\/hvacusa.store\/collections\/lennox-80-afue-furnaces.oembed","provider":"HVAC USA","version":"1.0","type":"link"}