Aluminum ventilation grill 451

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Made from aluminium sections: AlMgSi 0.5 (according to EN 12020-2) Finishing: anodised in satin/bronze colour (20 microns) or powder-coated in any R AL or Syntha Pulvin® colour (60-80 microns) (for UK min 40 microns) Stainless steel 304 mesh (6 x 6 mm) or insect screen (2.3 x 2.3 mm) on request Options Water channel Variable blade pitch Fixing Brackets ref. 429 included. For louvres larger than approx. 3 m², a reinforcing backstructure is required. Dimensions Depth to fit: 59.5 mm Flange size: 25 mm Minimum dimensions: 300 x 300 mm