polybutylene

PHOTO The valve on the end of a polybutylene line is leaking and the valve won't come off (I tried dousing the entire thing in WD40, won't budge). I did some research and it seems I can use a "Shark Bite" on the end of the line but it also seems that many plumbers are against using "Shark...

I have 30 year old PB throughout, not on municipal water. Never had a leak, but within the last two weeks there have been two fractures in drop ear elbows near the copper crimp ring. See attached pic. (Yes, I know I have to replumb eventually) Why this particular spot? Once might be a fluke...

I have PB plumbing unfortunately and today I heard a hissing sound and the drywall was wet in my garage where my main water line comes in. I cut the wall and found a pin hole leak in the top PB line right at the junction fitting spraying a thin line of misty water. I wanted to know the best way...

I would like to replace my failing POLY with PEX all the way to the angle stop without opening walls. I have watched videos and googled it but I figure I would ask everyone to see what really works. 1/2 Poly Interior Drywall Most have 90 degree elbows in the wall I have free access under the...