Insert the tip on the PEX around the end on the fitting. Slide the tip on the PEX tubing which includes the crimp ring or cinch clamp on it about the tip on the fitting that you just screwed onto the copper tubing. Thrust it on as far as it's https://garyp418xad8.boyblogguide.com/30223620/the-definitive-guide-to-copper-female-adapter