PERT Chemical Resistance Marine Pert for Tap Water Marine Pert Plastic Pipe have a service life of 50 years, and can effectively save welding time. Marine Pert Plastic Pipe Fittings are high temperature resistant, corrosion free, and smoother than the inner wall of steel pipes. Marine Pert Plastic Pipe For Water Supply Product Description Name Marine Polyethylene of raised temperature resistance Item no. d20--d110 color Grey pipe …