FD-R Series Mechanical Rectangular Fire Damper
- Category:
- Fire Safety
- Fire Dampers
FD-R series Rectangular Single Blade ES rated Fire Damper, externally resettable combination Fire and volume control damper is designed to stop the spread of fire and smoke through circular ducts which pass through fire rated walls, floors, and ceilings.
ES classified fire damper with reduced smoke leakage characteristics (BS EN 1366-2) Size range available: minimum 100mm x 100mm up to 300mm x 300mm. Can be installed from one side of the fire separation barrier without the need for fire-rated infill material.
For further technical information please see below.
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Product application
Designed to be installed in rectangular ducted HVAC systems within fire boundaries, the FD-R Series offers robust performance in fire conditions, ensuring integrity of compartmentation is maintained.
FD-R Series Mechanical Rectangular Fire Damper
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).
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