Pipelines And Shaped Products Are Pre-Insulated With Foamed Polyurethane With A Steel Conductive Pipe In A Smooth Protective Shell (Dk 021: 2015: 44160000-9 Mains, Pipelines, Pipes, Casing Pipes, Tubing And Related Products ("44163121-4" - "Heating Pipes", "44163230-1" - "Eats... (EXPIRED)