Details FM Tubular air curtain: Tubular air curtain series features air curtain impeller lightweight metal material or hard plastic production, single-phase motor drive, motor and impeller, impeller and frame, and the base of the motor Rooms are made of flexible rubber material damping, smooth operation. Suitable for summer business premises closed doors, cold. Such as: cold storage, food processing plant, purification plant and other places. FM-type tubular air curtain based on the appearance can be divided into two types: affordable type: shell is made of cold-rolled steel surface electrostatic powder coating; Luxury: supporting the construction according to the site requirements, the surface of stainless steel mirror panels, drawing board or titanium sheet production . Model Description (symbol JB / T9067-1999 standard air curtain) Example: FM-1515 that is the impeller outer diameter of 150mm, a width of 1500mm nominal outlet stream of Tubular non-heated air curtain. Air curtain mounting height suitable for installation height from the ground 2m - 3.5m.