Description
Suitable for extract air applications mounted in wall, duct or ceilings. Fixed horizontal vanes at 45 degree provide an element of screening of the duct and damper behind.
Construction
From extruded aluminium alloy sections, frame 1.6mm thick, vanes 1.5mm thick on 20mm centre. Optional damper is of extruded aluminium. Hairline mitres are mechanically locked.
Size and Weight
From 100 x 100 to 1200 x 1200 in 25mm increments.
Mullions are incorporated when the width exceeds 700mm.
Grille only 9.5kg/m2, Grille + OBD 17.5kg/m2.
Free area approximately 50%.