Vents 4 Inch Brown External Gravity Grille 100mm Air Vent Cover with Back Draught Shutter for Extractor Fans, Tumble Dryer & Ducting Outdoor Wall Ventilation Hose Duct Grill

Classic Brown Vent Cover fits naturally with wooden cladding, brown brickwork and outdoor timber structures. Gravity-Operated Louvres automatically open with airflow for smooth extraction and close to block back-draughts. 100mm Spigot for Secure Fit ensures an airtight connection to ducting for maximum airflow efficiency. Robust, Low-Maintenance Build resistant to outdoor weather, making it ideal for long-term installation Perfect for Multiple Applications including bathrooms, kitchens, utility rooms, tumble dryers and general ventilation systems., Manufacturer: VENTS UK