The Cool-Living air conditioner is meant for a standard double-hung window with an opening of about 23” to 36”. The back side of the air conditioner must be outdoors, not inside the house or room you’re trying to cool down. The air conditioner must open sufficiently to allow a clear vertical opening of 14 1/2”.
Cool Living CL-WAC5 5,000 BTU Window Mount Air Conditioner.
Cools room sizes up to 150 sq. ft.