With an impressive AFUE rating of up to 86.6%, this model achieves ENERGY STAR® qualification

Indicated as a percentage, your furnace’s AFUE tells you how much energy is being converted to heat. For example, an AFUE of 90 means that 90% of the fuel is being used to warm your home, while the other 10% escapes as exhaust with the combustion gases. rating of up to 86.6%, this model achieves ENERGY STAR® qualification. It also achieves comfort—yours, with a variable-speed blower to help even out temperature swings and keep things quiet. And with sizes at 39.25″ tall or less, this “Low Boy” design fits beautifully in low clearance installation spaces like attics.

Standard Features

• Up to 86.6% AFUE heating efficiency
• Variable-speed blower for ultimate comfort and ultra-quiet operation
• High-performance Beckett or Riello burner
• Fully insulated cabinet and flue silencer baffles reduce sound
• Low Boy*Low Boy is a type of furnace configuration in which the furnace is lower in height and occupies more floor space., compact design for tight space installations
• 10-year parts limited warranty¹
• Lifetime heat exchanger limited warranty²

¹ To the original owner, when product is used in an owner-occupied residence, a 10-year parts limited warranty upon timely registration of your new equipment. Warranty period is 5 years if not registered within 90 days. Jurisdictions where warranty benefits cannot be conditioned on registration will automatically receive a 10-year parts limited warranty. See warranty certificate for complete details.

² To the original owner, when product is used in an owner-occupied residence, a Lifetime heat exchanger parts limited warranty upon timely registration of your new equipment. Warranty period is reduced to 20-years (from Lifetime) on heat exchanger if not registered within 90 days. Jurisdictions where warranty benefits cannot be conditioned on registration will automatically receive the extended registered heat exchanger parts limited warranty period. See warranty certificate for details.