How do you transition between copper tubing and PEX ... enough to fit over the end of the fitting, valve or manifold. As the PEX pipe starts to shrink back to its original size, it grabs tightly ...

You snake the PEX tubing through floors and walls from a manifold or adapter ... PEX as you would a traditional copper system, where a larger-diameter pipe supplies water to all the fixtures ...

PEX has several advantages over copper pipes: A PEX supply and CPVC cost ... With the home-run system, you install a manifold in the utility room or some area that’s close to the main water ...