Circulair dampers are circular air balancing dampers designed for inclusion into normal dry filtered air distribution systems
Actionair Circulair Air Balancing Dampers comprise of a single 1.2 mm galvanised steel blade housed within a 0.8 mm galvanised steel casing.
Complete with New Manual Control
The Manual Control will be suitable for uninsulated and insulated ductwork up to 50mm and have the facility to fit an anti-tamper locking screw. Our Circulair also has the facility to fit an anti tamper locking screw - the suggested screw for this is a No.4 (2.9mm) pan head self-tapping screw 8mm long. (To be supplied by others).
Technical and Sizing
Max Pa & Velocity
The Circulair Air Balancing Dampers are for low to medium pressure systems up to 1000Pa with a maximum air velocity of 12.5m/s
The Circulair Air Balancing Dampers should only be used in normal ducted systems, with operating temperature between 0˚C to +70˚C
Available in the following sizes
Nominal duct sizes of 100mm, 125mm, 150mm, 160mm, 200mm, 250mm, 300mm, 315mm, 350mm and 355mm (Actual sizes are in accordance with BS EN 1506: 1998)
Find out more about our Circulair - Circular Air Balancing Damper
As market leader in the UK manufacture of fire, smoke and air control products, including a full range of fire dampers, volume control dampers and fire/smoke dampers we have successfully fulfilled this daunting brief without faltering once in our 41-year history. Not only does every single one of our products meet the latest European standards and regulations, the depth of research and testing that goes into its design and manufacture ensures that the great majority exceed those legislative demands.