GMH8/ GDH8 Distinctions™

Dual$aver (Convertible) Gas Furnace

Up to 80% AFUE Performance

Two-stage, Multi-Speed

Outstanding Warranty Protection*

This furnace is covered by what we believe to be one of the best warranties in the indoor home comfort industry. In addition to covering the heat exchanger with a Lifetime Limited Warranty* to the original, registered homeowner, if the heat exchanger 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 other functional parts. For a full description of all warranties applicable to this product, please click on the product warranty link below.

Product Features

• Patented Dual-Diameter Tubular Heat Exchanger
• Silicon Nitride Igniter
• Energy-Saving, Quiet Four-Speed Direct-Drive Circulator Motor
• Electronic Control Board with Self-Diagnostics
• Run-tested at the factory prior t shipment

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.

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.

* To receive the 10-Year Unit Replacement Limited Warranty and 10-Year Parts Limited Warranty, online registration must be completed within 60 days of installation. Online registration is not required in California and Quebec.