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Portable Air Conditioner 9000 BTU Air Conditioning Unit with 4-in-1 Function, Air Cooling, Ventilation, Dehumidifying and Sleep Mode with 24H Timer, Window Venting Kit Included - Portable AC Unit: Amazon.co.uk: Home &
How do single hose portable air conditioners suck in air from inside a room to outside when it is blowing air out into the room? - Quora
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