Armstrong Air
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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.

A97MV
97% AFUE
  • 97% AFUE Efficiency Rating
  • Modulating Heat
  • Comfort Sync Compatible
  • ENERGY STAR® Most Efficient 2013
ENERGY STAR Most Efficienct 2013
A952SV
95% AFUE
  • 95% AFUE Efficiency Rating
  • Two-Stage Heating
  • Variable Speed Fan Motor
  • Stainless Steel Heat Exchanger
ENERGY STAR
A802V
80% AFUE
  • 80% AFUE Efficiency Rating
  • Two-Stage Heating
  • Variable Speed Fan Motor
  • Comfort Sync Compatible

Constant Torque Blower & Two- or Single-Stage Performance

For the perfect balance between performance and efficiency, look to Armstrong Air furnaces with constant torque motors.

A952E
95% AFUE
  • 95% AFUE Efficiency Rating
  • Two-Stage Heating
  • Constant Torque Motor
  • ENERGY STAR® Qualified
ENERGY STAR
A951E
95% AFUE
  • 95% AFUE Efficiency Rating
  • Stainless Steel Heat Exchanger
A801E
80% AFUE
  • 80% AFUE Efficiency Rating
  • Alumized Steel Heat Exchanger

Single-Stage Performance

Armstrong Air’s single-stage furnaces keep your energy use smart and your home comfortable.

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