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Are their heat pumps linked to outside if their efficiency is so affected? The models I see generally pipe underground, where the temperature is mostly stable a
by PeterisP 6y ago
Are their heat pumps linked to outside if their efficiency is so affected? The models I see generally pipe underground, where the temperature is mostly stable and isn't affected by a week of unusually cold weather.
- sokoloff 6y agoThe overwhelming majority of heat pumps across the US are air-source (rather than ground-source), so "yes, overwhelmingly".