FD-R Series – Square/Rectangular Single Blade Externally Resettable Fire Damper – BSB
The FD-R Series rectangular single blade Fire dampers are suitable for use in dryline walls and masonry/concrete walls and floors. The FD-R is independently 3rd party tested and certified to the following standards:
- Fire resistance tested to BS EN 1366-2 ES classified to BS EN13501-3 CE marked to BS EN 15650.
- Closed blade leakage Class 3 to BS EN 1751. Normal operating conditions – to a maximum of 1000Pa.
- The patented single blade layered design is held open against a torsion spring that is released via a fusible link having an alloy component that melts at 72°C allowing the spring mechanism to close the damper.
- The externally resettable damper assembly and fusible link design enables testing without the need for specialist tools or access panels. NB: Access panels may be required to comply with DW145 G.3.1.5.
- For the protection of escape routes and areas with sleeping risk, the FSD-TD damper should be used. Please refer Approved Document B (ADB).
Product Data Sheet:



