TCL20 – Rytons 9 × 9 Ventilation Set with Louvre Ventilator
- Telescopic cavity liner set for ventilating boilers, stoves and fires.
- Contains a system of internal baffles to reduce light and draughts.
- Finished with a fixed open louvre ventilator internally.
- External water baffles prevent the transfer of water across the cavity.
- Air brick and louvre grille U.V. stabilised to slow down the effects of sunlight.
- HETAS approved for use with solid fuel appliances.
- Please note: This item is a plastic component and therefore is not suitable for use within a) the external walls of buildings more than 11m high where people sleep on the premises (residential, institutional or hospitality) or b) external wall surfaces within 1m of the boundary if the building is 11m high or less, in England. Contact our technical sales office on 01536 511874 about a compliant alternative using Rytons A1 Fire-rated Bespoke Metal Service.
Equivalent Area
- 26,500mm² (265cm²) per set (tested to BS EN 13141-1:2004 and independently verified by the BRE).
Size
- AirLiner® sleeve: 220mm W x 207mm H, extends from 250mm to 404mm L (including air brick) (see image gallery).
- Louvre grille: 271mm L x 247mm H.
WARNING: Not suitable for use in external walls in high-rise buildings with a storey 18m or more above ground level due to Regulation 7(2) and Building Regulations Approved Document B.
Not suitable for use in external walls in buildings with a storey 11m or more above ground level due to Building (Scotland) technical handbook 2019: domestic and non-domestic, 2.7.
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