List of featured suppliers of CAVITY WALL Ventilators on Building Products Index
A cavity wall is a type of wall construction that consists of two parallel walls with a gap or cavity between them. This gap can be left empty or filled with insulation material to improve the thermal efficiency of the wall. Ventilators are openings or devices in the wall that allow for the circulation of air, which can help regulate moisture levels and prevent the buildup of harmful pollutants.