Roller fly screen systems are divided into three groups according to the way they work. Vertical working on windows, horizontal working on doors, a double system is used for areas where both windows or doors are opened to the sides and larger gaps are left. The general working principle of the system is the outer casing of the fly screen with a 20x40 width aluminum profile. .

There are spring bedding box and U-shaped aluminum profiles according to the working direction, and a skirt profile that directs the tulle up and down at the end of the tulle.