• Cooling relay on all models
• Multi-speed, direct-drive motor
• Blower door interlock switch
• Burners compatible with both propane and natural gas
• Hot surface pilot ignition system
• Slow opening gas valve with integrated ignition module
• 4-pass design heat exchanger
• Air filter rack option
• Convenient electronic air cleaner and humidifier connections
• C.G.A. approved models available
• Residential installations eligible for consumer financing through the Comfort Credit Program

LIMITED WARRANTY

• 20-year warranty on heat exchanger