This type of grille is used in supply and exhaust ventilation and air conditioning systems, designed for installation in the ceiling or building openings of premises of various types and purposes.
The structure of this product consists of high quality aluminium profiles in the form of a frame 30-30 or 30-05 and perforated steel sheet.
The perforated panel can be either rigidly fixed or not fixed. Grilles with non-fixed panel are used for ceiling mount where access to the overhead space is required for equipment cleaning or maintenance.
During the production, a protective decorative coating is used – powder painting.
The standard colour of painting is white (RAL-9016), but at the customer request it is possible to paint in another color according to the RAL catalogue.
Fitting sizes LxH with 5mm steps.
A grille with a frame 30-30 can be completed with the second row next to the movable louvers for adjusting the volume of air supply, then the grill will be called adjustable П-30-60.
П - perforated
30-05 - overlay frame, 5mm thick
30-30 - frame 30-30, for installation in the opening
Кр 2.0 – Type of perforation, (Kp - round, 2.0 – diameter of the hole)
(-Kв 5x5) - “-“ the perforated sheet is not fixed, but lies in the grooves of the frame, Type of perforation (Кв - square, 5x5 - cell size)
Adjustable П-30-60 – the second row with movable louvers for adjusting the volume of air supply.
П-30-05* Кр 2.0 (RAL9016) 300x300 – an overlay frame with thickness 5 mm, round perforation with a hole diameter of 2.0 mm, screw mounting (mounting holes are located on the front side of the grille frame), white colour.
П-30-05* (-Кр 5.0) (RAL9016) 300x300 - an overlay frame with thickness 5 mm, round perforation with a hole diameter of 5.0 mm, which is not fixed to the frame (-Kp 5.0), but lies in the grooves of the frame, screw mounting, white colour.
П-30-30* Кв 5x5 (RAL9016) 300x300 – frame 30x30, perforation with square cells 5x5mm, fastening with a screw mounting, white colour.
П-30-60* Кв 8x8 (RAL9016) 300x300 – frame 30x30, perforation with square cells 8x8mm, equipped with the second row of movable blades for adjusting the air supply volume, screw mounting, white colour.
- can be delivered with galvanized steel Plenum box
- can be delivered with manually or mechanically adjusted damper (+DR or +DM), only for frame 30-30