GDS8

80% AFUE Performance
Dedicated Installation
Single-Stage, Multi-Speed


Consumer Brochure Product Specifications
Liberty 80% AFUE Gas Furnaces
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* Complete warranty details available from your local dealer. To receive the Lifetime Heat Exchanger Limited Warranty (good for as long as you own your home) and 10-Year Parts Limited Warranty, online registration must be completed within 60 days of installation. Online registration is not required in California or Quebec.

Product Features+

  • Aluminized-steel dual-diameter tubular heat exchanger
  • Energy-saving, quiet four-speed circulator blower motor
  • Durable hot surface mini-igniter
  • Electronic control board

Outstanding Limited Warranty Protection+

If the heat exchanger ever fails in this unit, the original registered owner will receive a new heat exchanger. This furnace also has a 10-Year Parts Limited Warranty on all other functional parts.


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.

Product Warranty

Energy Consumption

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.