Description The ventilation cover is made of premium 201 stainless steel, offering rust resistance and a long service life. Its thickened material helps prevent deformation, while the fixed snap connection provides added reinforcement to help prevent dislodging. Designed with a hemispherical shape and large air outlet, it ensures effective airflow with reduced resistance for reliable ventilation and exhaust performance. The bottom features dense filters and 45-degree inclined stainless steel louvers that help keep dust and debris out. This vent cover is suitable for installation in exterior walls of homes, restaurants, markets, office buildings, and similar applications. It comes in 9 size options with punching diameters of 50mm, 60mm, 80mm, 100mm, 120mm, 150mm, 160mm, 180mm, and 200mm. Item Name: Ventilation Cover Material: 201 Stainless Steel Color: Silver Application: Home, Restaurant, Market, Office Building Sizes (Approximate): - 50mm: 1.97" - 60mm: 2.36" - 80mm: 3.15" - 100mm: 3.94" - 120mm: 4.72" - 150mm: 5.91" - 160mm: 6.3" - 180mm: 7.09" - 200mm: 7.87" Mounting Depth (Approximate): - 50mm, 60mm, 100mm: 40mm (1.57") - 80mm: 35mm (1.38") - 120mm, 150mm: 48mm (1.89") - 160mm: 55mm (2.17") - 180mm, 200mm: 60mm (2.36") Dimensions (Approximate): - 50mm, 60mm: 12.5cm x 12.5cm x 10.3cm (4.92" x 4.92" x 4.06") - 80mm: 12.5cm x 12.5cm x 10cm (4.92" x 4.92" x 3.94") - 100mm: 14.5cm x 14.5cm x 11.3cm (5.71" x 5.71" x 4.45") - 120mm: 14.5cm x 14.5cm x 12cm (5.71" x 5.71" x 4.72") - 150mm: 18.5cm x 18.5cm x 14cm (7.28" x 7.28" x 5.51") - 160mm: 19cm x 19cm x 15cm (7.48" x 7.48" x 5.91") - 180mm: 22cm x 22cm x 17cm (8.66" x 8.66" x 6.69") - 200mm: 22.5cm x 22.5cm x 17.3cm (8.86" x 8.86" x 6.81") Features: Waterproof, glossy surface, thickened construction Note: The edges of the stainless steel vent are sharp. Handle with care, wear gloves during installation, and keep out of reach of children. Due to variations in lighting and screen settings, the actual color may vary slightly from images. Slight dimensional differences may occur due to manual measurement. Package Includes: 1 x Stainless Steel Ventilation Cover Sold by: YJL official store