Ducane offers various different gas furnaces to fit many needs and efficiency levels. Ducanes gas furnace efficiency levels range from the HVAC industry standard 80% AFUE for lower efficient models to 92% AFUE for the higher Ducane Gas Furnace models. Various models of Ducane gas furnaces offer two-stage firing rate, variable speed motors, and hot surface ignition. Warranties for Ducane gas furnace heat exchangers are lifetime limited warranty and a 10 year limited warranty on parts. Some Ducane furnaces have diagnostic abilities for better gas furnace troubleshooting.
Ducane was found in 1947 in Union City, New Jersey and was eventually purchased by Lennox. Ducane produces HVAC products for residential and light commercial applications including gas furnaces, oil furnaces, unit heaters, heat pumps, and air conditioners.