What Is PEX Plumbing? A Complete Beginner’s Guide
PEX stands for cross-linked polyethylene. It is a flexible plastic tubing material commonly used for hot- and cold-water supply lines and other approved plumbing and heating applications. PEX is made by chemically or physically bonding polyethylene molecules together, which gives the tubing added strength, flexibility, and resistance to temperature extremes compared with ordinary plastic pipe….