Invisiweep Non-combustible Weep Vent

Non-combustible multi-function product for discharging water from external walls. For use in any situation where water must be discharged from an external wall, e.g:

• In external masonry walls
• Suitable for high rise buildings above 18 metres as Regulation 7 (2) &Building Regulation approved document B
• Suitable for high rise buildings above 11 metres as Building (Scotland) technical handbook 2019: domestic and non-domestic
• At ground floor slab level
• Within cavity tray systems
• Over external lintels
• High pressure diecast in A1 non-combustible metal protected by an electroplated coating.
• Classified as A1, non-combustible, no contribution to fire without the need for testing according to European Commission paper 96/603/EC and BS EN 13501-1:2018
• Integral 4mm vermin barrier and rainwater baffle as recommended to reduce ingress of large nest building insects, mammals and rainwater penetration to the cavity
• External ribs & tapered profile, to key into mortar for secured fixing
• Full height upstand to cavity side, to maintain drainage and minimise the impact on blockage from cavity cement build up
• Discrete water outlet, to minimise the impact and reduce visibility for a truly concealed wall weep
• Venturi effect outlet tube to reduce pressure, allowing for optimal water drainage
• ZIN50