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 ...

When it comes to modern plumbing, two types of pipe dominate the conversation: CPVC pipes (Chlorinated Polyvinyl Chloride) and PEX pipes (Cross-Linked Polyethylene). These materials have replaced ...