MATERIAL: Excellent material, strong and durable. This metal drain grate is made of carbon steel, which is strong and sturdy. The outdoor drain grate is produced by calcination process, so it has a long life. You can use it with peace of mind. STRENGTH: High strength, low damage. The solid grid pressure welding structure of the storm drain grate makes it strong and durable. The crushing of cars on the driveway drain cover will not cause any deformation or dents, which makes it very . STRUCTURE: Beautiful and generous. These drain grates have uniformly spaced mesh holes for outdoor use. The galvanized steel drain cover is stylish and elegant, with a bright surface. It also has good anti-slip performance, and rain, snow and dust will not accumulate. CRAFT: Professional welding process. The metal grates for drainage have strong welded joints, so it is difficult to break when welding. The large drain grate has high pressure bearing capacity. SURFACE: Anti-corrosion and anti-rust. The surface of the trench drain grate is hot-dip galvanized to form a stable protective film. Therefore, the garage drain cover has very good corrosion resistance, which makes the product last longer.