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Amazon.com: HOOMEE 500CM(197") Universal Window Seal for Portable Air Conditioner and Tumble Dryer – Works with Every Mobile Air-Conditioning Unit, Easy to Install - Air Exchange Guards with Zip and Hook Tape :
air conditioning - Do split air conditioners like this also ventilate the room? - Home Improvement Stack Exchange
Does Air Conditioning Pull Air From Outside? | Smarter Air
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Faster air exchange in buildings not always beneficial for coronavirus levels
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