Dampers & FK Clamps

Back Draft Dampers

RSK Back draft damper for circular ducts, manufactured from galvanised sheets steel. The two blades are spring-loaded, which means that the damper can also be mounted vertically. RSK's are butterfly type dampers designed to provide an effective back draft seal in ducted systems. These dampers can be installed either vertically or horizontally. The cases are fabricated from formed galvanised sheet. Butterfly elements are made from lightweight aluminium sheet held in the closed position with low resistance steel springs.

Common Applications

Toilet exhaust

Features

Spring loaded butterfly flaps suits standard inline fans

Fast Clamps

Mounting clips which facilitate the installation and removal of fans for service and cleaning. Made from galvanised sheet metal and fitted with an 8mm neoprene lining which suppresses vibration and ensures a tight fit. The mounting clips are clamped together by two screws which allows for connecting ducts with a marginal defference in diameter.

Common Applications

• Circular Ducts
• Inline Fans

Features

Easy to fit

Non Return Dampers

NRD's are shutter type dampers designed to provide an effective back draft seal in ducted systems. These dampers can be installed either vertically or horizontally. Flaps are fabricated from extruded PVC. Frames are fabricated from anodised aluminium with polymers corner joints.

Common Applications

Where non return dampers are required

Features

Variable sizes to suit most applications