WaterFurnace Variable Capacity Geothermal Heat PumpWinner of an AHR Expo Innovation Award in the Heating category, WaterFurnace’s 7 Series 700A11 signifies multiple innovations — most notably as the geothermal industry’s first variable capacity unit available to homeowners and the only unit to surpass both 41 EER and 5.3 COP efficiencies. The Aurora communicating controls work with the variable capacity compressor, variable speed loop pump, and variable speed blower motor to offer superior comfort and efficiency.

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