Robust airbrick ventilator ideal for use with cavity sleeves and the 1201 and 1201XL telescopic underfloor ventilators. Equivalent area marking to the front face of the airbrick is compliant with BS EN 13141-1:2004. The unique stepped front grille is designed to provide an unobstructed airflow and prevent the ingress of wind driven rain. Integral clips enable multiple airbricks to be stacked together.
• Equivalent area of 6170mm2 per air brick
• Unique stepped front grille greatly reduces the entry of wind driven rain
• 6.5mm wide front grille openings comply with BS 5440 Pt 2 and British Gas requirements
• Integral clip together facility allows multiple airbricks to be stacked to form 9” x 6” and 9” x 9” sizes