Volume Control Damper

Approx. Rs 450 / Sq ftGet Latest Price

• Robust construction for lifelong service.
• Smooth gear operation from front face of grilles / diffusers.
• Black (matte) anodised for non visibility.
• Blades are pretensioned with stainless steel spring wire.

• Frame: 1.2 mm thick galvanized steel sheet.
• Frame size: 125 mm depth and standard flange height of 25 mm.
• Blades: Double skinned high quality extruded aluminium aerofoil profiles.
• Bearing pins: Electro plated square steel rod of size 12.7 mm x 12.7 mm.
• Bushings: Self oiling nylon bushings of internal square size.
• Bearing pin connecting quadrant: Electro plated square steel rod of size 12.7 x 12.7 mm.
• Blade linkage: Steel / aluminium linkage.
• Blade stopper: 20 mm x 20 mm aluminium angle.

• Frame is constructed from galvanized steel sheet. Joints are welded and protected by aluminium spray coating.
• Blades are coupled by external concealed linkage, which can provide either parallel or opposed blade operation.
• Linkage rods are coupled with hand locking quadrant with open and close marking. Hand locking quadrant frame is marked to show exact position of damper.
• Structure is available with flanged edges and are supplied un drilled as standard.
• Dampers without flanges available as option for duct insertion purpose. Flanged edges with drilled holes are also available.
• Available in square and rectangular sizes.
• Designed for use in heating, ventilating and air conditioning systems.

• Motorized dampers: Volume control dampers will be supplied with actuators of client's choice. The dampers can be provided with an extended linkage to fix motor at the site.

• Available in square and rectangular sizes.
• Sizes available from 100 x 100 mm with an increment of 25 mm.
• Non standard sizes available as option.

Additional Information:

Approx. Rs 475 / sq ftGet Latest Price

Approx. Rs 350 / PieceGet Latest Price

Approx. Rs 550 / sq ftGet Latest Price

Fire Dampers are required by all building codes to maintain the required fire resistance ratings of walls, partitions, and floor when they are penetrated by air ducts or other ventilation openings. This is a wall mounted motorised multi-blade fire damper with 3V style blades and spring return electric actuator and has also been qualified for dynamic closure in emergency fire situations. It is rated for airflow in either direction.

Optional Features:

• Available with Actuator or with Fusible Link.
• Available with internally mounted actuator.
• Available Fusible links in various temperatures i.e. 212 degree F (100 degree C), 286 degree F(141 degree C) or 350 degree F(177 degree C)