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Furnaces

Designed to deliver reliable and economical warmth, Lennox^® furnaces have efficiency ratings from 80% all the way up to 95% 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.

Gas Furnaces

Select up to 3 models then click "compare."

ENERGY STAR® Product		Energy Efficiency (AFUE)	Price Guide*
G61V Variable Speed Gas Furnace		up to 95.00%	$$$
The quietest furnace you can buy1
G60V Variable Speed Gas Furnace		80.00%	$$$
The quietest furnace in its class2
G61 Gas Furnace		94.10%	$$
Two-stage, high-efficiency heating
G51 Gas Furnace		92.10%	$$
High-efficiency, high-comfort heating
G60 Gas Furnace		80.00%	$$
Efficient, consistent two-stage heating
G50 Gas Furnace		80.00%	$$
Efficient, consistent home heating
G43 Gas Furnace		up to 92.10%	$
Economical, high-efficiency gas heating
G40 Gas Furnace		80.00%	$
Multi-position furnace designed to fit most any application

 
 

Oil Furnaces

Select up to 3 models then click "compare."

ENERGY STAR® Product		Energy Efficiency (AFUE)	Price Guide*
O23V Oil Furnace		up to 83.00%	$$$
Variable Speed for superior comfort
O25 Oil Furnace		up to 84.00%	$$
Clean, quiet and comfortable home heating
O23 Oil Furnace		up to 83.00%	$$
Clean, quiet and comfortable home heating

* The dollar signs represent the general price range for the product. Actual prices are determined by individual dealers and may vary.