215mm x 140mm Square Hole Clay Air Brick Buff (9" x 6")

Square Hole Clay Air Brick in a buff finish, with a 140mm height and 215mm length, manufactured from high-quality fired clay for permanent, maintenance-free ventilation. Designed to provide efficient airflow to underfloor voids, cavity walls, and structural spaces, preventing moisture build-up and condensation. Precision-moulded square perforations allow consistent airflow while maintaining structural integrity and weather resistance. Natural clay composition ensures strength, frost resistance, and colour stability for long-term exterior use. Suitable for traditional and modern brickwork, coordinating with standard masonry coursing and aesthetic finishes.Double-course height provides increased airflow for larger subfloor or void ventilation requirements. Light buff colour suited to contemporary and lighter brick façades for visual continuity.