Features: 1) This is an industrial air curtain widely used in factories and warehouses where higher installation height is required 2) The air curtain is made with a centrifugal forward cursed blade wheel construction, fitted with efficient volute design. This type of wheel is highly efficient and less noisy, with large air volume, high pressure and long air throw 3) The air curtain has a metal casing. It features high fire resistance, compact construction, convenient installation, and is easy for cleaning and maintenance 4) Various installation heights: 5.0m, 5.5m, 6.0m