Durable airbrick ventilator, perfect for use with cavity sleeves and telescopic underfloor ventilators. The unique stepped front grille is designed to allow clear airflow while preventing wind-driven rain from entering. 215mm x 69mm x 60mm (W x H x D). Manufactured by injection moulding in UV-stabilised polypropylene. Durable and resistant to decay An equivalent area of 6170mm2 per air brick. The integral clip-together facility allows multiple airbricks to be stacked to form 9” x 6” and 9” x 9” sizes. The unique stepped front grille greatly reduces the entry of wind-driven rain. Equivalent area marking to the front face of airbrick to comply with BS EN 13141-1 : 2004 Manufactured to BS EN ISO 9001 and BS EN ISO 14001 Complies with all relevant Building Regulations.
