The external louvres are suitable for exhaust and inlet air; the louvres can be mounted in outside wall with a sub-frame.
This particular execution with manual or motorised adjustable blades, is suitable for the air flow adjust without damper installation and with a cost advantage.
- Frame in anodised extruded aluminium
- Adjustable blades in anodised extruded aluminium weatherproof
- Distance between blades 100 mm
- External movement drive in galvanised steel
- Wire mesh in galvanised steel 10x10x1,0 mm
- Pressure loss tested in accordance to UNI CTI 8728
- Acoustic data tested in accordance to UNI EN 25135