The SmartComfortâ„¢ VS 80 two-stage gas furnace features 80-percent AFUE efficiency and a variable-speed blower in a compact design, says the company. It can be installed in upflow, downflow, ...
The SmartComfortâ„¢ IIS 80 gas furnaces offer energy-efficient features with an easy-to-install design, states the manufacturer. The furnaces have a rotatable sound-enhanced inducer motor. For ...
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