4 Inch Dryer Vent Cover with Removable Mesh, Non-Return Flap & Rubber Cushion for HVAC System

Premium Metal: Crafted from durable, rust-resistant metal, this HON&GUAN 4-inch vent cover withstands harsh outdoor environments and ensures long-lasting protection for your home’s ventilation system.Removable Mesh Grid for Ventilation Safety: Designed with a detachable mesh screen that helps prevent lint pollution and keeps pests out. The grid can be easily removed when using a ventilation fan or dryer with high lint output.Anti-Backflow & Noise Reduction: The built-in non-return flap prevents cold air, rain, and debris from flowing backward. A rubber gasket also reduces vibration and operational noise from ventilation fans.Versatile Application for Ventilation Needs: Compatible with standard dryer hoses and ducts, this wall-mounted vent cover is perfect for ventilation in bathrooms, garages, kitchens, sheds, RVs, campers, and more.Easy Installation & Full Support: Includes four mounting screws for quick setup. We provide a professional support within 24 hours.