GE 80% AFUE non-condensing gas furnaces for contractors. Single-stage and two-stage models with constant-torque or variable-speed ECM blowers, in upflow/horizontal and downflow configurations from 44,000 to 132,000 BTU input. Category I venting (Type B vent or a properly lined chimney) per GE installation instructions and local code. Models ending in R are R-454B compatible with a factory-installed refrigerant detection (RDS) control. Trade accounts only: sign in for your pricing.



![80% AFUE Single-stage Constant
Torque Motor Upflow/Horizontal
"C" [21"] Gas Furnace 110MBH
Input 4 - 5 ton cooling
capacity (R454B REFRIGERANT)](/_next/image?url=%2Fmedia%2Fproducts%2F80-Gas-Furnace---NB-695d22031ce77.png%2Ff9db9f1c8177850a79bd4e8d215e3492%2F80-Gas-Furnace---NB.png&w=3840&q=75&dpl=dpl_Dg93ee8xPrZgU751dSAHSzhXVTAm)

![80% AFUE 2-stage Constant
Torque Motor Upflow/Horizontal
"C" [21"] Gas Furnace 110MBH
Input 5 ton cooling capacity
(R454B REFRIGERANT)](/_next/image?url=%2Fmedia%2Fproducts%2F80-Gas-Furnace---NB-695d22031ce77.png%2Ff9db9f1c8177850a79bd4e8d215e3492%2F80-Gas-Furnace---NB.png&w=3840&q=75&dpl=dpl_Dg93ee8xPrZgU751dSAHSzhXVTAm)

![80% AFUE 2-stage Variable
Speed (ECM) Upflow/Horizontal
"C" [21"] Gas Furnace 110MBH
Input 5 ton cooling capacity
(R454B REFRIGERANT)](/_next/image?url=%2Fmedia%2Fproducts%2F80-Gas-Furnace---NB-695d22031ce77.png%2Ff9db9f1c8177850a79bd4e8d215e3492%2F80-Gas-Furnace---NB.png&w=3840&q=75&dpl=dpl_Dg93ee8xPrZgU751dSAHSzhXVTAm)
