The low-profile, Quiet-Comfort™ IIS 90 gas furnace offers a 90% efficiency rating, with the comfort of two-stage operation and conventional, multispeed PSC blowers, says the manufacturer. According to ...
A line of Heil® 80 percent AFUE gas furnaces is designed for easier installation and service. Each unit features White-Rodgers® gas valve, RPJ® aluminized steel heat exchanger, and silicon nitride hot ...
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