What is HSPFPost created: 2014-06-06 Type of Equipment: Heat Pump Views: 84
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On 2014-06-10 Danielle wrote:
HSPF is the Heating Seasonal Performance Factor. It is used to measure the efficiency of heat pump. The HSPF is a ratio of the heat output to electricity use over an average heating season, and the higher the HSPF the greater the energy efficiency.