Keystone 14,000 BTU Through-the-Wall Air Conditioner with Heat

One of the largest Keystone models, the KSTAT14-2HD14,000 BTU Through-the-Wall Air Conditioner with Heat delivers a performance that few other ACs can match. Built for providing year-round comfort to hotel rooms, offices, basements, and other rooms as large as 700 square feet, it’ll consistently leave you and your guests more comfortable. Powerful comfort doesn’t have to be expensive, and it’s not…