NIBCO pecent PEX-c tubing is high density polyethylene cross-linked with the PEX-c sterile electron beam process. The environmentally friendly e-beam process creates the highest quality PEX-c tubing, which exhibits superior mechanical properties. NIBCO pecent PEX-c shape memory assures that the piping retains its round, straight tubal shape from the cross-link process. Yet it is pliable and easy to handle, whether it''s in stick, spool or coil. It is quick and easy to install requiring fewer fittings, with no torch, flame, or solvent cement. NIBCO pecent PEX-c delivers clean, safe potable water because there are no toxic chemical additives in the material, no leaching of colors and there is no metal taste or odor. In addition, NIBCO pecent PEX is chlorine-resistant, corrosion-resistant, freeze-resistant and abrasion-resistant. The excellent thermal properties of PEX-c means hot water stays hot and cold water stays cold. In addition, the insulating properties of PEX-c eliminate the noise and vibration from water hammer. NIBCO pecent PEX-c tubing, fittings, valves, and manifolds are designed to be used as a complete system, and are backed by a NIBCO INC. limited warranty.