Gas Furnaces

From high-efficiency gas valves and two-stage heating to our patented EHX™ Technology, Armstrong Air gas furnaces use advanced designs to bring more to every home.

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Variable Speed Blower & Multi-Stage Performance	Armstrong Air's most advanced furnaces deliver the highest number of features, the most comfort and the greatest efficiency.

97% AFUE	A97MV 97% AFUE Efficiency Rating Comfort Sync Compatible ENERGY STAR® Most Efficient 2013 Modulating Heat
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96% AFUE	A96MV 96% AFUE Efficiency Rating Modulating Heat Variable Speed Fan Motor Stainless Steel Heat Exchanger
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95% AFUE	A952SV 95% AFUE Efficiency Rating Two-Stage Heating Variable Speed Fan Motor Stainless Steel Heat Exchanger
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80% AFUE	A802V 80% AFUE Efficiency Rating Comfort Sync Compatible Two-Stage Heating Variable Speed Fan Motor
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Constant Torque Blower & Single-Stage Performance	For the perfect balance between performance and value, look to Armstrong Air furnaces with constant torque motors.

95% AFUE	A951E 95% AFUE Efficiency Rating Constant Torque Motor Stainless Steel Heat Exchanger
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80% AFUE	A801E 80% AFUE Efficiency Rating Constant Torque Motor Alumized Steel Heat Exchanger
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Single-Stage Performance	Armstrong Air’s single-stage furnaces keep your energy use smart and your home comfortable.

95% AFUE	A951S 95% AFUE Efficiency Rating Stainless Steel Heat Exchanger
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95% AFUE	A951A 95% AFUE Efficiency Rating Alumized Steel Heat Exchanger
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93% AFUE	A931A 93% AFUE Efficiency Rating
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80% AFUE	A801A 80% AFUE Efficiency Rating
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