Description The ventilation cover is made of premium 201 stainless steel, offering rust resistance and a long service life. The thickened material helps prevent deformation, and the connection includes a fixed snap for added reinforcement to help prevent detachment. Its hemispherical shape and large air outlet reduce airflow resistance, providing effective 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 locations. 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 Features: Waterproof, Glossy Surface, Thickened Design Size Details (Approximate): - 50mm, 60mm, 100mm: 4.92" x 4.92" x 4.06" (12.5cm x 12.5cm x 10.3cm) - 80mm: 4.92" x 4.92" x 3.94" (12.5cm x 12.5cm x 10cm) - 100mm: 5.71" x 5.71" x 4.45" (14.5cm x 14.5cm x 11.3cm) - 120mm: 5.71" x 5.71" x 4.72" (14.5cm x 14.5cm x 12cm) - 150mm: 7.28" x 7.28" x 5.51" (18.5cm x 18.5cm x 14cm) - 160mm: 7.48" x 7.48" x 5.91" (19cm x 19cm x 15cm) - 180mm: 8.66" x 8.66" x 6.69" (22cm x 22cm x 17cm) - 200mm: 8.86" x 8.86" x 6.81" (22.5cm x 22.5cm x 17.3cm) Mounting Depth (Approximate): - 50mm, 60mm, 100mm: 1.57" (40mm) - 80mm: 1.38" (35mm) - 120mm, 150mm: 1.89" (48mm) - 160mm: 2.17" (55mm) - 180mm, 200mm: 2.36" (60mm) Notes: - The edges of the stainless steel vent are sharp. Handle with care and wear gloves during installation. - Keep out of reach of children. - Due to differences in lighting and screen settings, the actual product color may vary slightly from images. - Slight variations in dimensions may occur due to manual measurement. Package Includes: 1 x Stainless Steel Ventilation Cover Sold by: YJL official store