Cavity Liners 215 X 215mm

The cavity liners are used alongside airbricks to allow much-needed ventilation within cavity walls. Ideal at providing a bridge to air bricks letting air flow freely around the cavity wall, reducing the chances of gas or damp building up. Brand: None

The cavity liners are used alongside airbricks to allow much-needed ventilation within cavity walls. Ideal at providing a bridge to air bricks letting air flow