Diffusion grilles aluminium blade pitch 75 mm
Weather air louvers Ornitolink 640008000 series
Ventilation rainproof grilles dedicated to fresh air intake or air exhaust for outdoor applications.
- Fixed blades, blade spacing 75 mm
- Height from 250 to 2000 mm
- Width from 100 to 2000 mm
HVAC grilles for external wall mounting and duct networks
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Outdoor air extraction and air intake grille
Designed to ensure a natural and dynamic ventilation for tertiary or industrial premises
- aluminium anodized extruded profile fins at 75mm spacing, 45° inclined, with anti-droplet blades
- aluminium anodized extruded profile frame, no drilling
- antibird wire mesh
≤ 2000 x 2000mm Monobloc grille
- non-standard dimensions
- different thicknesses
- connection ferrule
- electro-galvanized steel
- epoxy paint
- mosquito screen
- grilles/filter/shutter combination
- counter frame to be sealed
- frame drilling
- fixing horizontal or vertical kit
Fixing : wall mounting with or without sub-frame
- Max. air speed 2,5 m/s to avoid carrying droplets
- Pressure drop 30 Pa at 2,5 m/s