FREE
SHIPPING ON THIS ITEM
Gas Furnace
Model # GMH80704BNA
Product Description
The Goodman® GMS8 80% AFUE Single-Stage, Multi-Speed Gas Furnaces feature a patented aluminized-steel tubular
heat exchanger and energy-efficient Hot Surface Ignition system. This furnace is run-tested for heating or combination heating/
cooling applications. With a heavy-gauge, reinforced steel cabinet and durable baked enamel fi nish, this unit can be installed in
a variety of locations.
Standard Features
- Patented Tuff Tube™ dual-diameter tubular heat
exchanger with lifetime limited warranty plus 10-year
limited furnace replacement warranty*
- Two-stage gas valve with revolutionary new convertible
technology that allows installer to activate the two stage
valve with the flip of a dipswitch
- Silicon Nitride igniter with patented adaptive learning
control for maximum igniter life
- Furnace control board with self-diagnostics, color-coded
low-voltage terminals and provisions for electronic air
cleaner and 24-volt humidifiers
- Control board stores the last five diagnostic codes in
memory; simple push-button activation outputs the
fault history to a flashing red LED
- Low constant fan allows homeowner to activate the low
heat speed to efficiently circulate air throughout the home
Self-adjusting feature automatically adjusts furnace to
high or low stage based on outside temperature without
an outdoor temperature sensor
Cabinet Features
- Fully insulated, heavy-gauge steel cabinet with durable
baked-enamel finish
- Foil-faced insulation lines the heat exchanger
- Designed for multi-position installation: upflow,
horizontal left or right
- Removable bottom for side or bottom return applications
- Convenient left or right connection for gas and electric service
Coil and furnace fit flush for most installations
Click on the links below for more information:
The following links require Adobe Acrobat.
To download the latest version, click here!
Click Here for Brochure.
Click Here for specifications.
Click Here for User Information.
Click Here for Installation Instructions.
10 Years Furnace Warranty
20 Years Heat ExchangerWarranty
GMH80704BNA
*IT IS RECOMMENDED
TO ADD THE LIFT GATE CHARGE OPTION TO ASSURE A SAFE AND DAMAGE FREE DELIVERY TO YOUR
HOME OR BUSINESS.