Flange mounted butterfly damper for gas regulation/control and isolation

Regulating or isolating round butterfly damper. Normally with one single disc on a central shaft and optionally with multiple interconnected blades.

Available with pneumatic, electric, hydraulic or manual actuator.

Depending on the sealing system, varying levels of tightness can be obtained (95% -100 %).

Suitable for low pressure combustion gases at high temperatures (600ºC).

Applications in cogeneration plants, waste heat recovery systems.


  • Up to DN 2500