Application: air control and isolation
Safety related control damper
Safety related manual control damper
Safety related back draft damper
Safety related volume damper
The design, fabrication and inspection of damper is in accordance with ASME AG-1 & AMCA
The effective leakage level is 0, I, II, III, IV
Adopt certified actuator, limit switch and solenoid valve
The quality shall conform the anti-seismic and ageing requirements of IEEE 323 & IEEE 344 & IEEE 382.