Preferred™ 80 Series Variable-Speed Gas Furnace

There's a reason people love our Preferred™ Series gas furnaces. Several reasons, actually – they’re energy efficient, quiet and ultra-reliable. The Model 820(1)TA uses variable speed technology to achieve extra-consistent comfort during the colder months and squeeze humidity out of the air during the hotter ones.

• Quiet performance and even-temperature comfort from variable-speed air delivery
• Two-stage operation allows longer, more even heating cycles on low stage
• Perfect Heat® technology means consistent comfort by adjusting system operation to changing conditions
• 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 upon timely registration