Pipelines And Shaped Products Are Pre-Insulated With Foamed Polyurethane With A Steel Conducting Pipe In A Smooth Protective Shell Dk 021: 2015: Code "44160000-9" - "Mains, Pipelines, Pipes, Casing Pipes, Tubing And Related Products" ("44163121-4" - "Heating Pipes", "44163230-... (EXPIRED)