We may receive a commission on purchases made from links. Your home's plumbing system is an integral component of modern everyday life. Unfortunately, because much of it resides behind the wall's ...

In order to install a fitting into PEX A, an expander head from the expander tool is inserted into the end of the pipe. Then, a press of the tool's trigger causes the head to create outward ...

If you tried to stick a PEX pipe into a larger fitting like that, all you're going to get is leaks and water damage. The purpose of a PEX expander is to physically increase the size of the opening ...