What is the best way to stop a leak from a newly replaced water compression value with a new ferrule, etc? I have a small leak coming from the back of the bolt that screws into the valve. Is it possible that the end of the copper pipe was not flushed against the valve to get a tight fit even if...

I am buying a home and during the inspection of the bathroom we noticed that water pours out of the mixing valve for the shower. I was wondering if this requires replacement of the mixing valve or can be repaired in some other way? Can this be done by a do it yourselfer with no plumbing...

What is the correct way to apply packing material in an outdoor spigot to seal a stem leak?

Need some help with a leak in the hot water valve in the shower. It does not leak when the valve is closed, but leaks behind the valve when the hot or the cold water valve is opened up. It appears to me to be a pinhole, but I cannot see it. The leak is only behind the hot (left) even when the cold...