The metal serrated drainage cover is a drainage facility made of a steel grating plate, which is usually used to cover the mouth of the manhole or ditch to prevent debris blockage or personnel falling. Its cover surface has a zigzag slit, which can increase drainage efficiency and anti-slip performance. Its main material is stainless steel or galvanized steel, which has strong corrosion resistance and load-bearing capacity. Its main use is in municipal roads, garden facilities, residential areas, schools, sports venues, factories, and other different places for drainage.

Metal serrated drainage cover is a drainage facility made of steel grid plate, with the following characteristics and advantages:

• Anti-rust and anti-corrosion: Hot dip galvanized surface treatment, improves corrosion resistance.
• Anti-theft security: Hinge or hook connection, easy to open, while preventing theft or loss.
• Beautiful modern: simple lines, silver appearance, in line with modern consciousness.
• Excellent drainage: large mesh, water leakage area of 83.3%, more than twice that of cast iron.
• Save investment: material saving, light weight, good bearing, strong impact resistance, lower price than cast iron, and not easy to damage.
• Variety: According to different environment, load, span and shape needs, according to the size and shape provided by customers.