Aluminum ventilation grill B-7505

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Bold Line rain defence louvres utilising two blade depths to allow creation of unique façade designs, customised with patterns, colours and shadow lines. Complex extruded blade design featuring multiple channels for maximum rain defence performance Choice of mullion styles, accent blade arrangements and colours for a truly bespoke façade look. Visible butt joint - Recessed mullion - Hidden mullion Delivered to site as pre-fabricated modules for efficient installation Sightproof design KEY FEATURES Blade Orientation: Horizontal Mullion Type: Visible, recessed or hidden Louvre Depth: 183mm Blade Pitch: 51mm Weight: 27kg/m2 based on a 2m x 2m module size PERFORMANCE SUMMARY Rain Penetration Class: A up to 2.5m/s Airflow Class: 2 (entry), 3 (discharge) Airflow Coefficient Ce (entry): 0.324 Airflow Coefficient Cd (discharge): 0.273 K factor (entry / discharge): 9.526 / 13.418 OPTIONAL EXTRAS Head / cill / jamb cover plates Blanking panels (single skin or insulated) Bird / vermin guards, insect mesh Louvred doors Dampers