polybutylene

Greetings. Can I use a pinch clamp on the Polybutylene side of a Pex to Polybuylene fitting? The fitting is cold expansion pex (Uponor). I have fittings, but only have pinch clamps convenient. Although the clamp manufacturers don't state polybutylene compatible in the information I could find...

All of the pipes in my house are either copper or PEX. There's just one pipe that I'm not sure about. It's the main water supply line as you can see in the picture. Further up, it connects to a copper pipe. I've also attached a close-up picture of the writing on the pipe. The only information I...

Observed the phenomenon after new HE washing machine was installed in 2018. Had no instances of jack hammering at the main water shutoff valve with previous washing machine. -House built in 1988 -all polybutylene piping was replaced in the mid-90s with 1/2" copper -water shut off (in the...