Gas Funaces
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
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.
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.