RKKTM – The Round tight regulation damper regulates airflow or tightly shuts circular ducts by constricting the cross section.The blades are fitted with EPDM seals.

Characteristics

• For regulation and airflow cut off inside the duct
• Manual or electrical actuating
• Diameter from 80 to 630 mm
• External Casing leakage class ATC 3
  Internal leakage class 4 acc. to EN 1751

• Made of galvanized steel
• Available in versions with the option for connection to a circular duct or a flange
• Can be used in explosion-hazard environments