Smiling Drain cover plastic trench cover resin gutter cover sewer cover rainwater grate

Product details of Smiling Drain cover plastic trench cover resin gutter cover sewer cover rainwater grate. This product anti-rat anti-slip anti-corrosion and acid-alkali. Scope of application: school playground, wet market, parking lot, municipal engineering and other drainage works. Product advantages: strong bearing, good toughness, anti-rat anti-slip. size 50020020mm 50030020mm, 50040030mm. Item No. Ditch Cover. Function: Drainage. Compressive strength: exceeding people and passing cars. Scope of application: kitchen, bathroom, swimming pool, playground, court, community and other drainage ditch projects