|KWSP - wall type, for air flow between rooms in both directions, rectangular form, horizontally placed ˄ shape fixed grille blades which is blocking the visibility, manufactured from powder coated galvanized steel, RAL9016 color, visible assembly through screws in holes in grille front frame|
Ventilation grilles double sides, have the function of equalizing-flow. They are part of the ventilation system to ensure flow between rooms and through building partitions. Grilles have still blades in the shape of an inverted V, blocking the visibility. Due to its construction grille flow are used in areas exposed to mechanical damage (boiler rooms, garages, gyms, as well as external air intakes louvres). On request it is possible to make the grille with a damper for controlling the flow of air. They are designed for mounting on ducts, walls and door leaves and garage doors (KWSP/D), using visible screws in stamped holes or pressed-in fitting in an additional mounting frame RM.
Grille has Hygienic Certificate HK/K/0522/01/2016
Material and workmanship
Grille is made of powder coated galvanized sheet steel. On the special request it can be made of stainless steel or aluminum and painted in any RAL color. Grills do not have plastic components.