Well it could be that you have a standard gate valve which is prone to leaking corrosion and damage.
Main water shut off valve leaking when closed.
If you ve noticed that your main water shut off valve is dripping it could be a sign of a big but easily fixable plumbing issue.
Step by step instruction showing how to stop a shut off valve from leaking at the stem.
When i turned the main water shut off back on a slow drip is now occurring right at the knob.
Next remove the handle from the stem and then loosen and remove the packing nut.
First shut off the water to the leaking water valve.
To make a long story short.
If you ve noticed that your home s main water shut off valve is dripping water you re probably wondering if this is a sign of a larger plumbing issue.
Plumbing and piping refrigerator water shutoff valve leaking when closed greetings all this is my very first post on this site on the forums.
Of course as with most plumbing parts that is if it is not abused.
Reinstall the packing nut tighten lightly with.
The petcock is still leaking even with the valve closed all the way.
After getting off the phone i followed his instructions and was able to get the valve stem to stop leaking and get the water turned off.
Plumbing and piping turn off valve leaks when closed i want to change our bathroom faucet.
If you have an old style gate or globe valve they are prone to leaking corrosion and damage which is an easy way to figure out if that s what s causing the leaking.
Water shut off valves often leak at the handle or the stem after they.
I turned off the water to the house at the main shut off valve while i was fixing a faucet problem.
How to shut off water to toilet.
Wrap cloth or masking.
We bought a new.
Tighten the packing nut tighten the packing nut on the toilet shutoff valve one eighth turn clockwise to try to seal a leak around the nut.
A typical high quality main valve shut off valve costs a water main contractor less then 15 00 and should last for decades.
Remove the old washer and slide on the new one.