Multi-function pre-formed products to guarantee a reliable discharge of water wherever water could collect inside an external cavity wall built from standard brick, block or stonework.
Available in a large range of colours to blend with the masonry and mortar material.
Cavity lengths can be built up using the 1144 weep extension unit (+50mm):
- compatible with both the 1143 and Invisiweep weep ranges.
Wall weep vents - 1143
A full size wall weep vent, which corresponds with the height of standard brick, block and stonework.
Free airflow area of 165mm² per unit.
Featuring an integral front grille to prevent the entry of large nest building insects into the cavity.
Concealed wall weeps – Invisiweep
A low profile 'discreet' wall weep, which provides a much smaller opening on the face of the wall for an improved aesthetic appearance.
4mm wide front aperture protects the cavity from large nest building insects.
Retrospective wall weeps/drill vents - DV1, DV2 and DV3
Retrospective cavity wall weep ventilation and an ideal ventilator for timber frame buildings and external rendered wall finishes.