Cavity Liner 215MM x 150MM x 200MM Long
Vendor Code: VENTS0070
Size : 215mm long x 200mm wide x 150mm high.
Cavity Wall Bridging Duct.
Necessary to achieve the required levels of ventilation as stipulated in Building Regulations Approved Document J 2010. Air bricks – also known as vent bricks or ventilation bricks - are traditionally made of clay, and most still are today. Air bricks can be installed quickly and easily.
Rooms with a cavity wall, a void under a wooden floor, or that contain a gas appliance, need air bricks and cavity wall ducts to increase airflow and minimise the possibility of damp or accumulation of gases.