Pipes Pre-Insulated With Foamed Polyurethane (Ptpu) With A Double Steel Conducting Pipe And A Polyethylene Sheath, With An Anti-Diffusion Barrier And A Monitoring System And Shaped Products (Dc 021:2015: Code "44160000-9" - "Highways, Pipelines, Pipes, Casing Pipes, Tubing And Related Products" ("44163121-4" - "Heating Pipes", "44163230-1" - "Pipe Connectors", "44163200-2" - "Pipe Fittings", "44163240-4" - "Pipe Couplings", "44163241-1" - "Insulating Gaskets"))

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