Anodized aluminum ventilation grill 24-S1

sheet steelrectangularinterior

Door grilles with fixed blades in V, KOOLAIR, model 24-S1, (with counter frame) and 24-S2 (without counter frame). Finished in anodised aluminium or any RAL colour upon request. This type of grille is always delivered with a mounting frame, provided with holes for screwing (-T). The arrangement of the S-24 blades in inverted “V”, impedes vision through it when applied in doors, partition,walls. Recommended transfer velocity for selection is from 0,75 to 1,25 m/s For grille type 24-S1 (with counterframe) installation is recommended in walls with upto 50 mm thickness. Finished in anodised aluminium in its natural colour. Other models 24-S2. Grille mounted in door for air transfer with fixed blades in V without counterframe.