The Strongway™ Air Curtain maintains environmental separation with a light flow of air, resulting in lowered energy costs. Enhances sanitation by deterring flying insects. Air curtains are perfect in the winter for keeping cold air out and in the summer for keeping cold air in. Commonly used for customer entrances, drive-up windows and concession stands. May be mounted up to 8 feet. Easy installation and maintenance with quiet operation. Remote control included. Plugs into standard household outlet.