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Round Volume Control Damper ( Using handle value )

Round Volume Control Damper ( Using handle value )


· Damper blade which is fixed to the bearing pin, can be rotated in vertical plane from full open to full close

· Bearing pin is coupled with hand locking quadrant with open and close marking. Hand lock    quadrant frame is marked to show exact position of damper.

· Manual/ motorized style is available

· Normaly directly attached to the ventilation pipe on the back of the air supporting box.

Color materials

· Made by  galvanize, stainless steel, ZAM steel

· Used handle value

· Easy to control the air supply and return