Description
Fire Resistant Tab Access Doors meet the requirement of HVCA DW144 specification regarding air leakage criteria. These doors have been included in Fire Duct tests for fire resistance in accordance with BS 476 Part 24:1987, and have been assessed by the BRE Centre for Fire Resistance, as suitable for incorporation into a fire resistant ductwork system for periods of up to 2 hours Stability & Integrity.
Coating: FFC 1 Intumescent.
Colour: RAL2001 (Orang Brown)
Panels: Galv. Steel BS EN 10327: 2004 DX51 Z275
Door Gasket: Ceramic Fibre
Frame Gasket: FFC Intumescent Tape.
Insulation: Cafco TD Board (155Kg/m3)
Rivet Type: Steel Rivet
You must ensure that:
*The Correct access door has been selected for the type of fire resistant duct into which it is to be fitted.
*Installation of the access door will not affect the stability or integrity of the duct system.
*When installed every 4th tab must be mechanically secured to the host duct with steel fixings.
*A bead of FFC intumescent sealant should be applied around the frame to duct joint.
*All cam lock fixings are left in closed position.
| Dimensions (mm) | Weight Each Kg | Dimensions (mm) | Weight Each Kg | Dimensions (mm) | Weight Each Kg |
| 200 x 125 | 0.92 | 300 x 200 | 1.23 | 450 x 450 | 3.79 |
| 250 x 250 | 1.24 | 400 x 300 | 2.06 | 600 x 400 | 5.43 |
The Following Access doors are suitable for the below circular duct diameters:
| Door Size 200 x 80mm |
| Duct Diameter 80mm |
| 100mm |
| 125mm |
| Door Size 250 x 150mm |
| Duct Diameter 80mm |
| 150mm |
| 180mm |
| 200mm |
| 224mm |
| 250mm |
| 280mm |
| 300mm |
| 315mm |
| 355mm |
| 400mm |
| 450mm |
| Door Size 400 x 300mm |
| Duct Diameter 400mm |
| 450mm |
| 500mm |
| 560mm |
| 630mm |
| 711mm |
| 762mm |
| 813mm |
| 914mm |
| 1016mm |
