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 Downflow
Gas Furnace 66MBH Input 1.5 -
3 ton cooling capacity,
A-WIDTH [14.5"] (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 Single-stage Constant
Torque Motor Downflow
Gas Furnace 66MBH Input 1.5 -
3 ton cooling capacity,
B-WIDTH [17.5"] (R454B
REFRIGERANT)](/_next/image?url=%2Fmedia%2Fproducts%2FGEFNF80D070S3BR-6ac3f8d535e04.jpg%2Ff5473062080a243bd7a18711317777f8%2FGEFNF80D070S3BR.jpg&w=3840&q=75&dpl=dpl_Dg93ee8xPrZgU751dSAHSzhXVTAm)
![80% AFUE 2-stage Constant
Torque Motor Downflow Gas
Furnace 66MBH Input 3 ton
cooling capacity, A-WIDTH
[14.5"] (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 Single-stage Constant
Torque Motor Downflow
"B-WIDTH" [17.5"] Gas Furnace
88MBH Input 2.5 - 4 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 Downflow
Gas Furnace 88MBH Input 4 ton
cooling capacity, B-WIDTH
[17.5"] (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 Single-stage Constant
Torque Motor Downflow "C-WIDTH"
[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)
