Rytons TC8HMCWL 9″ × 3″ Cowled Ventilation Set with Hit & Miss Ventilator
- Rytons TC8HMCWL is a telescopic cavity liner set with external cowl for background room ventilation.
- Allows the introduction of fresh outside air into the room to disperse moisture, odours and other airborne pollutants.
- External cowl protects against excessive weather conditions and alleviates air blasts through the cavity.
- The telescopic cavity liner contains an internal baffle to reduce light and draughts.
- Internal hit & miss grille manually adjusted with a sliding action allowing ventilation to be controlled as required.
- Air brick and hit & miss grille U.V. stabilised to slow down the effects of sunlight.
- External water baffles prevent the transfer of water across the cavity.
- Position at a high level (typically 1.7m above floor level) for all dwelling types and storey heights.
- 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.
TC8HMCWL Equivalent Area:
- 10,000mm² (100cm²) per set (tested to BS EN 13141-1:2004 and independently verified by the BRE).
Size:
- Cowl: 255mm L x 96mm H x 44mm D.
- AirLiner® sleeve: 220mm W x 71mm H, extends from 250mm to 368mm L (including air brick) (see image gallery).
- Hit & Miss grille: 271mm L x 95mm H.
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