The Plastic Airbrick Brown 215mm x 65mm is a lightweight, durable ventilation solution designed for use in cavity walls, sub-floor spaces, and external facades. Manufactured from high-quality polypropylene, it offers excellent resistance to weathering, UV exposure, and impact. Its precision-moulded rectangular perforations ensure consistent airflow, helping to prevent damp and condensation while maintaining structural integrity. Ideal for use with cavity liners or telescopic underfloor vents