Open the water main in the house then loosen the toilet shut off valve by turning it counterclockwise.
Turn off water toilet no valve.
In addition many cheaper types of valves are made with plastic.
If the valve has a round handle turn it clockwise until it stops.
The main water shut off valve stops the flow to the entire home from the water meter while other water valve types shut off the water at individual appliances fixtures and faucets.
If the leak persists before replacing the entire valve try this.
As the water begins filling the toilet s tank check for leaks around the new valve.
Do not remove the valve just tighten the packing nut.
Unscrew the handle the packing nut and the threaded valve stem photo 2.
The small water valve that supplies water to a toilet commonly called a stop valve has only a few moving parts but over time mineral deposits from the water or deterioration of the internal gaskets can cause the valve to fail.
Residential plumbing systems can contain several different types of water shut off valves that control water flow.
Turning the valve clockwise as far as it can go will turn off the water supply to the toilet.
Turn off the water at the house s main shutoff then disassemble the problematic shutoff valve without disconnecting the valve from either the water supply line or the line leading to the toilet.
For a leaky toilet water shut off valve the easiest solution is to tighten the package nut 1 4 turn with a wrench.
Find shut off valves at lowe s today.
A stuck toilet shutoff valve prevents you from being able to turn off the water flow to the toilet which could cause sever water damage in the event of a toilet failure.
If the water valve looks rusty or is difficult to turn try applying some wd 40 to it.
To close the main shutoff valve turn the valve lever clockwise one quarter turn until the handle is perpendicular to the water pipe.
Hopefully this is enough to compress the rubber gasket so that it is sealed on the valve stem to prevent water leaks.