If your water supply valve is leaking you may not need to replace it.
Toilet bowl shut off valve leaking.
When you finally force them to close you may notice that they will start to leak.
I replace an old valve that was leaking.
Tighten the packing nut on the toilet shutoff valve one eighth turn clockwise to try to seal a leak around the nut.
For a leaky toilet water shut off valve the easiest solution is to tighten the package nut 1 4 turn with a wrench.
Alternately fill a five gallon bucket with water then pour a steady stream down the bowl from between 12 and 18 inches above the opening.
Toilet shut off valves are rarely used and as a result normally get stuck.
Tighten the packing nut.
Use a plunger to force out any water that remains in the bowl.
Dripping shut off valves can leave puddles of water on the bathroom floor which can ruin the flooring make the room look dirty destroy bathroom furniture cause mold and mildew to grow and run up your water bill.
Do not remove the valve just tighten the packing nut.
Hopefully this is enough to compress the rubber gasket so that it is sealed on the valve stem to prevent water leaks.
The most common problem for a toilet shut off valve is that it can develop a leak.
Shut off the water at the valve and drain the water from the toilet tank as indicated above.
I can see after watching this video that i need to get back there clean everything up possibly pull off the trim.
Use light steady pressure so you don t damage the water lines.
Support see jane dri.
This will also force the water out.