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reversible

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    Do thermal pumps reversible cycle air conditioner provide fresh air for plants?

    I got my two (1,2x1,2meter)growboxes standing in a 25m2 room, in the room I got a Panasonic cs-ce9hkew unit. The Panasonic is a "thermal pump" also called "reversible cycle air conditioner" that works like a combination AC and heater where I can set it to keep a certain temperature and it will...