9″X6″ CLAY AIR BRICK

The square hole air brick, also known as vent brick, is manufactured from strong and long-lasting clay. It has been designed for use internally and externally and provides natural air ventilation in roof and floor cavities. It allows the air to move freely and to ventilate any building. Moreover, this airbrick has a free air space of 1300mm²?nd is ideal for new or refurbishment builds.