A toilet fill valve is a component located inside the toilet tank that regulates the flow of water coming into the tank from your water supply. Every time you flush the toilet, the fill valve opens to ...

The water should stop. If it doesn't, there's probably a leak lower down in the fill valve that you can't see. How to replace the flapper If you've determined that the flapper is leaking ...

Take pictures so you have a record handy, and note the make and model of your toilet, as these details will help you to track down a matching replacement part. Fill valves can fail over time too.

If the above fixes don’t work, you may need to replace your toilet’s fill valve, typically located to the left of the overflow tube. It can become dirty or brittle over time, and may need ...