There s an easy way to fix it and you may want to give it a try.
Water shut off valve leaking under sink.
Attach the water line from the faucet to the water supply shut off valve using plumbers tape.
This valve usually is in the basement or a utility closet and it will be clearly labeled.
When i open it the splash of water stops and there is no leaks.
Support see jane dri.
These inexpensive little valves rarely get used and when they do sometimes they leak.
Avoid gumming up the inside of the shutoff valve.
Turn the home water supply back on.
Ignoring minor leaks can waste up to three gallons of water every day and can also lead to permanent water stains and rot under your sink.
The shut off valve under a sink can go unattended for years without giving any problems but once it starts leaking it can lead to a mess quickly.
Shut off the water to the sink.
Under sink shutoff valves also called fixture shutoffs or stop valves allow you to turn off the water to the sink or other fixture without having to use the home s main shutoff.
What can i do without shutting off the main water supply.
Pull the nut back to expose the valve s threaded spindle.
I live in a condo where there is only one main shutoff valve for every four units.
Loosen the bonnet nut on the leaky shut off valve with an adjustable wrench.
If your water supply valve is leaking you may not need to replace it.
Reassemble the shutoff valve turn the main house valve back on and check for leaks.
But the moment i slightly turn the valve to close the water sprays all around the valve.
There should be no leaks and all should be good.
How to fix shut off valve leak.
Required tools for this project.
Good job you have fixed your leak.
If this happens to you you can simply replace the valve with a new valve that matches the old one.
If the valve leak persists turn off the main water shutoff valve then disconnect the valve and replace it.
Turn on all the faucets and flush all the toilets associated with the main shutoff valve to empty the pipes of water.
Once tight and in place turn the valve on and test the kitchen faucet.
If you re fixing a hot water valve turn off the hot water outlet on the water heater.
If it s a cold valve find the main water shutoff for the house usually.
Turn the water supply valve under the sink off.
Close the main water supply to the leaky valve.