Ventilation Grille 150 Mm Stainless Steel Anti-Return Mobile Slats Automatic Closing Hood

General description The 150 mm stainless steel ventilation grille is designed to be installed on the exterior wall of exhaust systems. It serves as protection against the entry of cold air, dirt, insects and other objects thanks to its non-return valve with movable slats which closes automatically when the fan stops. Made from stainless steel, it is weather and corrosion resistant, making it ideal for outdoor use.Technical specifications Overall size: 19 x 19 x 8 cm Standard: DN150MM Compatibility and accessories Compatible with all common round ventilation ducts and flexible pipes up to standard DN150MM Comes with wall plug and screws for installation Installation Easy to install using standard tools Insert the ventilation cover into the ventilation duct or pipe Secure it to the wall with the screws provided Install the clamping eyes on the ventilation pipe ventilation for optimal retention Use Suitable for kitchen hoods, workshops, cellars, tumble dryers, etc. Slats open with very low pressure, allowing efficient air circulation