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Wall louvre 521: built-in, heavy-duty series, galvanised steel

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Specifications sheet

Specifications sheet

Finishing
» Electrically plated 10 microns Fe Zn 12 C

Description
» Standard sizes. !Frame profiles with a total height of 41,5 mm cut at mitre of 45°.
» The Z-shaped blades with a height of 50 mm are fixed in the frame by means of
point welding.
» The pitch of the blades is 34 mm.
» An insect screen of 1 mm guage galvanised steel is fitted as standard - square
screening 12 X12 mm.

Specification
» Depth to fit: 43 mm
» Total thickness: 50 mm
» Flange size: 40 mm
» Visual free area: 68%

Fixing
» Fixing by means of dowels.