75mm Single Bank Louvres



For intake or extract air, the 45° blades are fixed at 75mm centres and have excellent integral rain defence features.  Heavy duty construction allows large panels to be produced with unbroken blades.  Larger areas can be covered using multiple panel assemblies which will incorporate concealed rear mullions to give continuous blade appearance throughout.


From extruded aluminium sections, frame 3.0mm thick, blades 2.0mm thick. All frames to be of fully welded construction. Fitted as standard with rear galvanised steel bird mesh screen.

Size and Weight

From 600 x 600 to 3500 x 3500 in a single unit. Larger sizes are available in multiple units. Concealed rear mullions when width exceeds 1200mm.  Average weight: 12.75kg/m2.  Average free area: 48%. 

Rain Defence

The 75mm louvre system has been tested by BSRIA to European standard EN13030:2002 and achieves Class C – (80 – 94.9 % effectiveness).

Airflow Performance

Tested to EN13030:2002 the following aerodynamic coefficient is achieved : Intake ~ 0.258


Matt black rear blanking panels, Insulated blanking panels (Thermal & Acoustic), Mitred corners,  Guards: Insect screen (Fixed or Removable), Security Special shapes, Circular, triangular etc.

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