150mm Stainless Steel Ventilation Grille with Anti-Backdraft Protection, Movable Louvers, Automatic Closing, for Cooker Hoods, Weatherproof, 184x184mm

General Description: The 150 mm stainless steel ventilation grille is designed for outdoor use, covering ventilation ducts. It is made of stainless steel, giving it resistance to weathering and corrosion. This non-return valve is universal and fits all common round ventilation ducts and flexible pipes up to DN150MM. When the fan stops, the louvers close automatically, preventing the entry of cold air as well as the penetration of dirt, insects, and other objects. This grille is ideal for a wide range of applications, including kitchen hoods, workshops, cellars, and tumble dryers. Technical Specifications: Dimensions: 184 x 184 mm; Material: Stainless steel; Standard: DN150MM; Installation: Easy to install with standard tools. Supplied with wall plugs and screws for installation. Insert the ventilation cover into the ventilation duct or pipe and secure it to the wall with the screws provided.

Install the clamping eyelets on the ventilation duct for optimal retention. Suitable for use in kitchen hoods, workshops, cellars, tumble dryers, etc. The louvers open with very little pressure, making them easy to use. A typical clicking sound should be heard when installed near living areas.