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| | GKS9 HI EFF Single-Stage Furnace | Product Features
Patented TuffTube™ Dual-Diameter Tubular Heat Exchanger
Energy-saving, Quiet Four-Speed circulator motor
Durable Hot Surface Igniter with Norton Mini-igniter
Electronic Control Board with Self-Diagnostics
Corrosion-Resistant, Painted Steel Cabinet
Run-Tested at Factory Prior to Shipment
Warranty
10 Unit Replacement Warranty
Lifetime Heat Exchanger Limited Warranty
10 Year Parts Limited Warranty
This gas furnace has an AFUE rating of 92.1% which means that 92 cents of every $1.00 of heating energy expense warms your home.
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