Aluminium ventilation grill PL-5700

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Concealed behind an attractive perforated skin, Perform PL-5700 louvres offer excellent weather performance, combined with good airflow and sight screening. Complex extruded blade design in vertical arrangement for maximum rain defence performance Multiple channels in blades to collect and drain water from the louvred area Perforated aluminium face conceals the louvre while offering modern appearance The screen can be supplied anodised or powder coated. Louvre modules are powder coated black as standard for maximum concealment. Sightproof design KEY FEATURES Blade Orientation: Vertical Mullion Type: Hidden behind perforated screen Louvre Depth: 191mm Blade Pitch: 51mm Weight: 32kg/m2 based on a 2m x 2m module size PERFORMANCE SUMMARY Rain Penetration Class: A up to 3.0m/s Airflow Class: 3 (entry & discharge) Airflow Coefficient Ce (entry): 0.252 Airflow Coefficient Cd (discharge): 0.222 K factor (entry / discharge): 15.747 / 20.291 OPTIONAL EXTRAS Glazing frame Head / cill / jamb cover plates Blanking panels (single skin or insulated) Bird / vermin guards, insect mesh Louvred doors Dampers