Ceiling diffuser, for supply air, with four direction air jet (similar to OK4). Square front plate made by steel sheet electrostatically painted in RAL color or anodized aluminium in natural color. With openings for air distribution placed in four groups. In each opening there is one blade plastic, in color black RAL 9005 or white RAL 9010. The blades are adjustable manually for regulation of the air jet pattern. For use in heating and cooling cases. For low up to high installation height and air volume supply. Noise and pressure drop remains the same in any position of the blades.
Also is available in the following executions:
- GR-ΟΚ4-D: With aluminium made, multiple leaf, air volume control damper with simultaneously opposite rotated blades.
- GR-ΟΚ4-A: With square front plate (outside dimensions of front plate 595X595mm).
- GR-ΟΚ4-A-D: With square front plate (outside dimensions of front plate 595X595mm) and aluminium made, multiple leaf, air volume control damper with simultaneously opposite rotated blades.
In the diffusers GR-ΟΚ4-A(-D) the active size could be 300 or 400 or 500. In the size 600 the outside dimension of the diffuser is 595X595mm end the active size 550.