The almost-invisible, multi-function wall weep for discharging water from external walls. Suited for use with the Timloc cavity tray system, over external lintels and on external masonry walls. Invisiweep has numerous patent-pending innovative features, including a venturi effect outlet tube that reduces water pressure, allowing for optimal drainage.

Invisiweep satisfies all NHBC requirements and meets British standards: BS5250, BS5628 and BS8215.

The 500mm Invisiweep extension provides the ideal solution for render and wide walls and can be easily cut to size on site.

Uses:

• Any situation where water must be discharged from an external wall, including:
• At ground floor slab level
• Within cavity tray systems
• Over external lintels
• On external masonry walls