Systemair TUNE-R-B - Control Damper

Tune-R-B is control damper for circular ducts with plastic manual adjustment handle and low tightness class (A-casing, 1-blade). It is used for regulating air volume in the duct system. The special construction makes it easy to fix the air volume in required position without use of any other tools. Tune-R-B is available from diameter 100 to 315 mm. Maximum allowed temperature is 80°C. Maximum duct pressure is 500 Pa. Design The damper is manufactured from galvanized steel sheet. Plastic bushings are from PPO material. The damper can be manufactured from stainless steel A-304 or A-316 if necessary.