The Interlocking Air Brick Vent 9" x 3" Grille by UK Plastics is a durable and efficient solution for air flow ventilation. Made from high-quality plastic, this terracotta coloured grille is designed to fit securely over a 9" x 3" air brick, allowing for optimal airflow while also protecting against debris and pests. Perfect for improving ventilation in buildings with brick vents, this interlocking grille provides a simple yet effective way to enhance air circulation.
eBay