Polyvinyl chloride, better known as PVC, is a versatile material that’s used in a wide variety of piping applications. It can be as thin and flexible as a wall covering or as rigid as an industrial ...
Household plumbing systems use PEX for pipes to supply water and carry away sewage. The term PEX stands for "crosslinked polyethylene." PEX piping is manufactured by melting high-density polyethylene ...