Project Description

400x400 square manhole cover


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    Item Details

    Item Name

    Plastic Square Manhole Cover


    Square 400mm X 400mm


    Plastic Material (composite material)

    Load Ability

    D400 (40TONS) According to EN124

    Features of Square Manhole Covers

    • Our plastic square manhole covers don’t have recovery value, which can solve the stolen problem thoroughly.
    • Our composite manhole covers are of high load capacity, which exceeds the ductile iron.
    • We could produce any free design for our plastic manhole covers surface, which could be designed according to customers’ demands, including color, pattern, specification.
    • The service life of our plastic (composite material) well lid is at least 30 years.
    • Our plastic manhole covers are well sealed, which can be used hermetically, and effectively prevent those poisonous gases leaking out from the cesspool.
    • Our square composite manhole covers are neither jangle nor rebound when cars pass through.
    • Our plastic square manhole covers have good wear and corrosion resistance, which will never rust because it has good wear and corrosion resistance.