• halcyoncmdr@lemmy.world
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      1 day ago

      Which are not magical, or new. Just an AC running in reverse. Just moving the heat from the outside in rather than inside out. They use the same amount of power as an AC, because they’re the same thing.

      • captainlezbian@lemmy.world
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        8 hours ago

        Heat pumps are basically magical, given that they’re one of two ways to use energy to cool something and they can add more heat energy to a desired place than they use to do it. But yes, evaporative cooling is better than air conditioning in certain contexts