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by nraynaud 1263 days ago
yes, one reductive way to see it is that they physically move the cold molecules on one side and the hot ones on the other side. So now wether you want to steal the hot or cold side to bring in the house is "your choice" (quotes, because the temperatures involved have to be useful for you to want to bring them in). The side you don't want to bring in the house will soak in the outdoors.
1 comments

One part to the heaters, the other to the fridge or freezer. Win-win in winter.