Designed to deliver reliable and economical warmth, Lennox® furnaces have efficiency ratings from 80% all the way up to 98% AFUE. And many are ENERGY STAR® qualified, which means they can significantly lower your utility bills, compared to conventional models. For optimal comfort and efficiency, a gas furnace can be combined with an electric heat pump in one dual-fuel system.
Lennox Air Conditioners
Lennox Indoor Air Quality