BD Series - Circular Spigot, Alumium Blades

The BD Series Backdraught Damper is self-opening subject to air velocity and is designed to restrict air back flow.
The damper can be fitted to partitions or brick walls, on plenums or duct mounted.

• Extruded aluminium blades
• DW144 compliant
• Galvanised mild steel casing
• Flange, Framefit or Spigot casing options

BD Series Features and Benefits:
• Standard case construction is galvanised mild steel
• Extruded aluminium blades
• Flange, Framefit or Spigot casing options

More sizes are available please get in touch for a quote.