The Circular Single Blade Externally Resettable Combination Fire and Volume Control Damper is a compact, space-saving solution designed for easy commissioning and maintenance. It functions simultaneously as a manual volume control damper and a fully operational fire damper. Testing, resetting, and thermal fuse replacement are performed entirely outside the ductwork. [1, 2, 3, 4]
Key Features
- Compact Design: Ideal for tight spaces with a 320mm standard case length.
- Dual Functionality: Combines fire safety with a 7-preset manual volume control handle (10° increments).
- External Maintenance: Thermal fuse replacement and resetting happen outside the duct.
- Easy Installation: Perforated installation plate acts as a template for quick mounting.
- Visual Indicator: Alignment handle clearly shows the internal blade position.
- Compliance Ready: May require access panels to meet DW145 G.3.1.5 standards.
Standards & Classifications
- Fire Resistance: Meets EN 1366-2 criteria (even when set to a volume control preset).
- Smoke Leakage: ES classified for reduced smoke leakage under BS EN 1366-2.
- Airflow Performance: Aerodynamically tested to BS EN 1751.
- Casing Standards: Damper casing conforms to BS EN 1506.
- Versatility: Tested and assessed for various supporting structures.
Note: This product must be installed strictly in accordance with the manufacturer's guidelines. [1]
| Delivery Terms | ||
|---|---|---|
| Area | Order value | Delivery Charge (Ex VAT) |
| On select Postcodes (Around London, Manchester, Leeds, Bristol, York etc) | Orders Below £110 | £10 |
| On select Postcodes (Around London, Manchester, Leeds, Bristol etc) | Orders Above £110 | Free Delivery |
| On select Postcodes (Scotland, Swansea, Cornwall etc) | Any value | £25 |
