Weep Hole Duct Buff

The multi-function 1143 cavity wall weep designed for cavity ventilation and reliable discharge of water from inside cavity walls. This could be over external lintels or wherever a cavity tray system is installed.

• Purpose made and pre-formed to guarantee reliable discharge of water
• Less prone to inadvertent pointing-up than weep holes formed by simply leaving the perp joint open
• Integral front grille prevents entry of large nest building insects into the cavity when using product 1143
• Range of colours to blend with brick or mortar colour