Description
For intake or extract air, the 45° blades are fixed at 30mm centres and have excellent integral rain defence features. Suitable for external mounting and designed for smaller louvre panels.
Construction
From extruded aluminium sections, frame and blades 1.6mm thick. Hairline mitres mechanically held. Fitted as standard with rear galvanised steel bird mesh screen.
Size and Weight
From 150 x 150 to 1200 x 1200, concealed rear mullions when width exceeds 900mm.
Weight approximately 11.5kg/m2.
Free area 50%.
Spec with NBS Chorus
30mm Weather Louvres
