How do you know if PEX or copper plumbing in the right choice for you? Matt Risinger takes us through some of the pros and cons in this simple and informative video. PEX is very flexible, it's more affordable, presents no calcium deposits, and can stand up to frozen water without a burst. What's the downside then? Chlorine can break down PEX," and even possibly affect water taste. PEX is available in several sizes and shapes and there always seems to be one that fits your needs. Watch the full video to learn more about why so many people are PEX fans.