2pcs, Brown Door Vent Cover 450x92mm - Plastic Ventilation Grille 17.7"x3.6" Vents for Interior Doors Two Sided Bathroom Return Air Register with Screws by Steinberg14

Interior door cover allows free air flow between rooms. Vent covers internal are suitable for all types of Doors and Furniture. Vent grill size: 450 x 92 mm / 17.7 x 3.6 inch. Required cut-out area: 432 x 79 mm / 17 x 3.1 inch Brown plastic air vent is made of durable plastic - ideal for humid places such as bathroom, kitchen, toilet, etc. Door air vent grill prevents condensation and moisture formation Door ventilation cover is designed for interior doors with a thickness of 27 mm (1.06 inch). Bathroom door vent cover is suitable for all door types: wooden, plastic and metal. Door air vent grille air passage of 0.015 m² ensures efficient ventilation of any room The installation of the garage door cover is quick and straightforward, thanks to its two-sided design featuring three fixing points. Simply connect the two parts of the air vents and securely screw them together. Screws are included Door internal vent cover prevents door slamming from the HVAC running. Suitable for indoor use only, the door louver vent feature a sleek, unobtrusive design that enhances the aesthetics of any room