QA Certificate
Certificate type
BRE Certificate
Certificate type
Plastic telescopic cavity liner set with external cowl.
Plastic, telescopic cavity liner set with external cowl, for ventilating boilers, stoves and fires. Compliant with BS 5440-2.
Features:
As a plastic component this item is not suitable for use within the external walls of high-rise buildings requiring non-combustible materials.
Components:
Features | External cowl protects against excessive weather conditions and alleviates air blasts through the cavity Telescopic cavity liner contains a system of internal baffles to reduce light and draughts Finished with a fixed open louvre ventilator internally External water baffles prevent transfer of water across the cavity Cowl, air brick and louvre grille UV stabilized to slow down the effects of sunlight |
Material | UV stabilized polypropylene |
Size | Cowl: 274 x 235 x 103 mm (l x h x d) AirLiner® with Multifix® Air Brick: 220 x 207 x 250–404 mm (w x h x l) Louvre Grille: 271 x 247 mm (l x h) |
Uniclass 2015 | |
CAWS | F30/17 Ventilation ducts in external walling F30/171 Ventilation ducts in external walling U90/30 Ventilators for heating appliances U90/310 Ventilators for heating appliances |
Product Reference | TCL20BCWLBuff/ Sand Cowl/ Multifix® Air Brick. TCL20TCWLTerracotta Cowl/ Multifix® Air Brick. TCL20WCWLWhite Cowl/ Multifix® Air Brick. |
Colour | - |
Air brick | Buff/ SandTCL20BCWL TerracottaTCL20TCWL WhiteTCL20WCWL |
Equivalent area | 24 000 mm² (240 cm²) |
Standard product features | Colour:
Features: Reduces light, draughts and water transfer, HETAS approved. Material: UV stabilized polypropylene. Size:
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