Fuliko Door Vents for Interior Doors Double Sided, 20” 12” Door Louver Vent Aluminum Louvered Door Vent Silver- Door Air Vent Grille for

Large Size Vent Cover: The duct opening size of this door air vent is 19.69" 11.81". The overall outer dimensions are 21.65" 13.78", which is detachable for of installation Two-Sided Louver Vent: Consists of louver vent and frame, which can be easily installed and disassembled Aluminum Alloy Air Vent: The door vent cover is constructed from aluminum alloy with matte , which is -oxidation, does not discolor and never rusts, and is to clean. The , beautiful, and smooth surface also makes it suitable as door decoration. 45° Oblique Louver Design: The louvers of this ventilation grille are specially designed to allow passage of air into your while stopping water from entering, also for good look and better air circulation. With closed doors, this convenient in-door vent balances air pressure and prevents uneven room temperatures. Applications: This louver vent cover can be mounted exterior walls, side walls, doors, or bathrooms. It serves as decoration for supply and exhaust vents in public, residential, and industrial ventilation . The vent has no pre-drilled holes and no is included; installation (using screws or adhesive) can be based your specific needs.