Material:Malleable iron or plastic/PVC
Standard:BS4568,EN 50086
surface:black or glav or white

Features: 

         Good insulation characteristic:good insulation property high anti-current puncture strength

        great impact-resistance can be buried in concrete resist compression impact

        good fire-resistant:high oxygen value good  combustion-resistance self extinguishing

        moisture-resistant to acids and alkalis

        no rust occurs like metal pipe resist acids alkalis and oil

        biotic resistance no smell attracting rodent will not  suffer from biotic attack