Pre-insulated pipeline for driving COLD WATER, it has a central CPVC pipe system SCH40 or 80. diameters ranging from 1/2″ up to 24″, with closed-cell expanded rigid polyurethane foam with a density of 65 kg/ m3 or closed-cell expanded rigid polyisocyanurate foam with density of 75 kg/m3, and external protection of bi layer high-density polyethylene pipe with UV protection, or corrugated/smooth HDPE pipe and PVC pipe starting from ranges of 16″