Keeps Rooms Cool: 5,000 BTU window air conditioner keeps your room cool and comfortable even in the hot days of summer. This window unit AC runs at two levels for optimal indoor relief. For Bedrooms & Small Living Spaces: Our window AC units offer consistent, quick and effective cooling for rooms up to 150 square feet. Perfect for bedrooms, offices, playrooms, cabins, and apartments. Energy Efficient: This window AC unit uses R32 refrigerant, which offers zero impact on the ozone layer and is highly energy efficient to reduce energy costs Easy Installation: Window kit with accordion style side panels offer easy installation to ensure the AC unit fits through standard double hung windows from 23" to 36" wide and as low as 13" H. Compact & Efficient: This 15.98" x 13.19" x 12.05" window AC unit fits snugly into standard double hung windows to make installation a breeze. Enjoy refreshingly cool air so you can live in comfort.