On Tue, 2 Jul 2019 23:34:52 -0400, Ed Pawlowski wrote:

That is why I suggested cutting out everything he can get to and
replacing it with plastic. You can actually fish PEX in the walls but
you will need the tool for putting the rings on. You would need a lot
more tools and skill to do threaded pipe so it is a bargain.


Agree with that. Much easier to work with

_PEX Tubing Technical Specifications_

https://www.pexuniverse.com/pex-tubing-technical-specs

Tools can be rented.