Aluminium Blade & GI Frame VCD
Volume Control Damper with Aluminium Aerofoil opposed blades and 1.2 mm thick Galvanized Frame as standard fixed with nylon bushes and gear outside air stream, with optional motorized actuator.
- Designed for use in heating, ventilating and air conditioning systems.
- Joints are welded and protected by aluminium spray coating to prevent rusting.
- Blades are coupled by toothed nylon gears which provides opposed blade operation.
- Hand locking quadrant is provided with clear open/ close indication and three intermediate open positions (1/4 – 1/2 – 3/4).
- Optional gasket is sealed across the blade edges to minimize air leakage between the blades.
- Flanged corners are supplied with pre-drilled holes as standard for fixing to the duct.
- Dampers without flanges available as option for duct insertion purpose.
- Double skinned aerofoil blades are standard
- Frame size: 150mm depth and standard flange height of 32mm.
- Drive shaft: Electro-plated square rod of size 12mm x 12mm.
- Bushings: Self-lubricating nylon bushings.
