CR60-1S damper with a tunnel casing extension at the wall side to facilitate the connection to the duct when the supporting construction is thicker than 100 mm.
BENEFITS
No specific tools, no sealing required
Fast installation
Air-tightness class C according to EN1751
FEATURES
Suitable for surface-mount in rigid wall, rigid floor and light wall (metal stud gypsum plasterboard wall)
Not available in diameter 150, 180 and 300 mm
Minimal distance allowed