Faraz Kavian Company, which is a manufacturer of air showers and air curtains with more than 24 years of brilliant history, which has been operating in the air curtain industry since 1975, today in proportion to the achievements and progress, as well as the growing population, energy And its efficiency method is one of the main problems of industrial societies, therefore, advanced societies are trying to use new technologies to prevent energy wastage as much as possible. One way to achieve this is the efficiency of the air curtain device.An air curtain is a device that is installed above the entrance doors of residential, commercial, industrial, office and busy places that are regularly connected to the outside environment, which can be a significant way to prevent energy loss. This device Creates layers of air that prevent the heat of insects, dust from entering the interior through open doors by producing kinetic energy. These systems are produced in two industrial, office and commercial forms in different types and sizes according to the location of the ambient wind intensity, height and production.