Lennox Furnace

• Fully insulated – Ensures quiet, efficient operation 
• Two-stage operation – Runs at low speed 80% of the time, which minimizes the up-and-down temperature changes associated with standard furnaces 
• Efficiency ratings of 80% AFUE – Can save you hundreds of dollars each year, compared to standard furnaces 
• SureLight® Ignition – Delivers starting reliability 
• 20-Year Limited Warranty on heat exchanger
• 5-Year Limited Warranty on covered components