The Goodman® GKS9 92.1% AFUE Single-Stage, Multi-Speed Upflow Gas Furnace features 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 corrosion-resistant, painted steel cabinet, this gas furnace can be installed in a variety of locations. (Not intended for use in moblie homes.)

Important Safety Notice

Standard Features

• Operates as a natural gas furnace out of the box, and can be easily converted to a propane furnace with optional propane conversion kit (see Accessories tab).
• Goodman Patented TuffTube™ dual-diameter tubular furnace heat exchanger with Lifetime Limited Warranty with online registration
• Single-stage combination redundant gas valve
• Furnace has a hot surface igniter with Norton Mini-igniter and patented adaptive learning control for maximum igniter life
• Energy-saving, quiet four-speed direct-drive furnace circulator blower motor
• Integrated Goodman electronic furnace control board with self-diagnostics, low-voltage terminal block
• Dual-certified for sealed combustion direct vent (2-pipe) or non-direct vent (1-pipe) applications. The direct vent furnace setup uses outside air for combustion which increases comfort and furnace energy efficiency.
• Easy-to-install top venting
• Quiet, single-speed furnace induced draft blower

Furnace Cabinet Features

• Heater's foil-faced insulation lines the heat exchanger
• Furnaces is designed for upflow installation but can be converted to horizontal left or right with a pressure switch kit
• Airtight solid bottom for side-return applications and easy-cut tabs for effortless removal in bottom air-inlet applications
• Coil and furnace fit flush for most installations
• All of these Goodman gas furnace models comply with California NOx emissions standards