- Has efficiency rating of 96% AFUE
- can save you hundreds of dollars each year compared to standard furnaces and even Mid efficiency furnaces
- qualified ENERGY STAR
- qualified for available rebates
- two stage gas valve and variable speed blower motor makes this Lennox furnace to keep the temperature swings to a bare minimum
20-Year Limited Warranty on Heat Exchanger. 5-Year Limited Warranty on covered components. This product may be eligible for valuable 10-Year Limited Extended Warranty coverage with product registration.