Goodman · Essential (GMSS/GC9S)
Goodman GC9S80
80% AFUE Single Stage gas furnace with a PSC blower.
Specifications
AFUE Efficiency
80%
Heating Stage
Single Stage
Blower Motor
PSC
Sound Level
72 dB
ENERGY STAR
No
BTU Range
40,000–120,000
Heat Exchanger Warranty
Lifetime
Parts Warranty
10 years
Key features
- Single-stage gas valve
- Reliable steady output
- Durable steel cabinet
- Compatible with most thermostats
Pros & cons
Pros
- Lowest upfront cost
- Simple to service
- Proven reliability
Cons
- Larger temperature swings
- Louder on startup
Categories
GC9S80 reviews
Best decision for our home
"The installer walked us through the financing and rebates, handled all the paperwork, and had us up and running in a day. Couldn't be happier with the comfort."
— Olivia R., Calgary · 2025-02-17
Even heat in every room
"We went with a two-stage model on the recommendation here and it holds temperature perfectly. No more big swings between the thermostat cycling on and off."
— Greg G., Mississauga · 2025-03-24
No more cold spots
"Got three quotes through the marketplace and picked the mid-tier option. Install was clean, the crew was respectful of our home, and everything works great."
— Mike M., Winnipeg · 2025-04-04
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