100mm / 4 inch Air Vent Cover Round Soffit Louvered Ventilation Grille with Mesh Aluminum

Ventilation Grille Provides Excellent Airflow, Promoting a Fresh and Comfortable Atmosphere | Diameter: 100mm / 4'' High-quality Aluminum Construction Ensures Resistance to Corrosion, Rust, and Wear Equipped with a Mesh from Mice and Birds Suitable for both Indoor and Outdoor Use, Providing Versatile Ventilation Solutions for Different Environments | Sleek and Unobtrusive Design Enhances the Aesthetic Appeal of any Space Louvered Design Helps to Keep the Wind, Rain and Snow from Entering the Ventilation System | Wall or Ceiling Mounting