House heat pump

House heat pump

Could you give me an explanation of how heat pumps work? — Anthony, Pearl River, NY A: Riichard Trethewey replies: A heat pump is an air conditioner in reverse. With an air conditioner, heat is extracted from the building as it is absorbed into refrigerant inside the fan unit in your basement or closet. The refrigerant then carries the heat to an outdoor unit where it is transferred…
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