Cavity Liners 215 X 65

The cavity liners 215 x 65mm are used alongside airbricks to allow much-needed ventilation within cavity wall cavity liners provide a bridge to the air brick letting air flow freely around the cavity wall, reducing the chances of gas or damp building up

The cavity liners 215 x 65mm are used alongside airbricks to allow much-needed ventilation within cavity wall cavity liners provide a bridge to the air