Description
For air transfer application, the chevron blades provide vision proof conditions. Suitable for door, partitions or wall mounting. For single grille usage, a matching rear telescopic frame is available for neat appearance.
The use of two grilles back to back in a matt black finish is recommended for darkroom use.
Construction
The frame is manufactured from 1.6mm thick extruded aluminium alloy section, the blades are 1.3mm thick. Hairline mitres are mechanically held.
Size and Weight
From 100 x 100 to 1200 x 900 in 25mm increments.Â
Grille only 12.8kg/m2, Grille + Rear frame 14.5kg/m2.
Free area approximately 38%.