Heat Pumps

Different Heat Pump Compressor Types

What’s the difference between single, two-stage, and variable speed compressors? Single-stage compressors have one output speed – high. Two-stage compressors operate most often at about …

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What Does HSPF Rating Mean?

HSPF, or Heating Seasonal Performance Factor, is the ratio of BTU heat output and the watt-hours of electricity used over the heating season. BTU is …

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What Does Seer Rating Mean?

SEER, Seasonal Energy Efficient Ration, is “The total heat removed from the conditioned space during the annual cooling season, expressed in BTUs, divided by the …

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