Exterior Wall Exhaust Vent Rainproof Range Hood Ventilation Outlet With Valve

Features: 【Cowled Wall Outlet】- Provides protection against rain and wind. 【Non-Return Shutter Flap】- Can be closed when not in use to prevent unpleasant , noises, or draughts from flowing back through the duct. 【Spring-less Design】- Eliminates the need for rust-prone or breakable springs. 【Suitable for Various Applications】- for use as a termination point with bathroom or kitchen extractor fans, fans, or in-line extract fans. Can also be used in long ductwork runs for purposes like whole house ventilation, passive ventilation, positive input, conditioning, HVAC, and heat recovery s. 【Versatile and Reliable】- Ensures the prevention of any undesirable elements and provides a solution for maintaining proper airflow.