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.

Technical data

• 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