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 ...
Dear James: I plan to add a new bathroom, and some old plumbing should also be replaced. I’m not comfortable using a torch and solder, so would plastic plumbing be good? — Laura W. Dear Laura: ...