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Heating & Cooling 101
Varible Speed Gas Furnances, Multi-Speed, Commercial and Residential Furnaces
Heating & Cooling 101
Clean Air

GMVC8 Gas Furnace


Up to 80% AFUE Performance

ComfortNet™ Communication System Compatible

Two Stage, Variable Speed


Outstanding Warranty Protection*


This gas furnace is covered by what we believe to be the best warranties in the indoor home comfort industry. The heat exchanger on this furnace is covered by a Lifetime Limited Warranty* to the original, registered homeowner, and if it fails during the first 10 years of ownership, we will replace the entire unit. This furnace also has a 10-Year Parts Limited Warranty* on all functional parts. For a full description of all warranties applicable to this product, please click on the consumer brochure or product warranty links below.


Product Features 

  • Aluminized-steel dual-diameter tubular heat exchanger
  • ComfortNet Communications System compatible
  • Efficient, quiet variable-speed circulator motor
  • Durable 110-volt Silicon Nitride Igniter
  • Electronic control board with self-diagnostics


  • Auto-comfort mode for enhanced dehumidification
  • Quiet two-speed induced draft blower

If you want to consider the best 80% AFUE gas furnace that we offer, but don’t need the efficiency provided by a 90% furnace, install this furnace and enjoy the energy and money savings year after year. This gas furnace has an AFUE rating of 80%, which means that 80 cents of every $1.00 of heating energy expense warms your home.

* Complete warranty details available from your local dealer or by clicking below on the Product Warranty link. To receive the Lifetime Heat Exchanger Limited Warranty (good for as long as you own your home), the 10-Year Unit Replacement Limited Warranty and the 10-Year Parts Limited Warranty, online registration must be completed within 60 days of installation. Online registration is not required in California or Quebec.

Additional Information


Before purchasing this appliance, read important information about its estimated annual energy consumption, yearly operating cost, or energy efficiency rating that is available from your retailer.



Consumer Brochure      Product Specifications     Product Warranty      Rebate Incentives





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