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Preferred Heating Makes for One Smart Choice


There's a reason people love our Preferred™ gas furnaces. Several reasons, actually -- they're energy efficient, whisper quiet and ultra reliable.

Preferred™ Series Variable & Multi-Speed

    • Quiet performance and even-temperature comfort from variable-speed air delivery (314A only)
    •  Multi-speed blower is optimized to your home for comfort and can assist with summertime humidity control and efficiency (313A only)
    •  Two-stage operation allows longer, more even heating cycles on low stage (312A and 314A models)
    •  Perfect Heat™ technology means consistent comfort by adjusting system operation to changing conditions (312A and 314A models)
    •  Fan On Plus™ technology lets you choose the speed of continuous fan operation with a compatible control
    •  Insulated cabinet for quieter operation
    •  20-year limited warranty on heat exchanger
    •  10-year parts limited warranty upon registration
    • 312A
    • 313A
    • 314A
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