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.
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.
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.
* Due to Allied Air's ongoing commitment to quality, all specifications, ratings and dimensions are subject to change without notice. Consult AHRI directory for the latest performance ratings.