Opposed blade damper with handle for rectangular ducts
Applications:
The opposed blade damper with handle for rectangular ducts is used to control or shut off the air flow in ventilation ducts.
Description:
The damper consists of galvanized sheet steel casing (depth 150 mm) with flange of 20／30 mm and aluminum blades (width 100 mm). The blade rotation mechanism consists in a crank-type mechanism located outside the damper.
Dampers may have parallel or opposed blade action. In case of parallel blades the dampers can be completely shut-off or completely opened. They have no plastic components. The dampers can be operated manually or prepared for servomotor installation. Working temperature range: -20°C to ＋120°C.
