PEX piping (shorthand for cross-linked polyethylene) costs less than half the price of copper and installs much faster. And ...

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 ...

Q: I'm building a new home and have the option of using PEX piping for my hot and cold water in the house, as opposed to traditional copper. Do you have an opinion about both materials? Have you used ...