There are 7 common reasons that a toilet will run in 2021.

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30 percent of your home's water consumption is toilet flushes.If you have a malfunctioning toilet, you could be wasting thousands of gallons a month.

Most people think that toilets are simple.Several components in your tank control the flush and refill.

The float valve controls the water level in the tank.A traditional ballcock can be found in older toilets.A sleeker floating valve could be a modern fixture.

The valve could be set too high.The overflow tube causes the water level to rise.The diagram is below.The overflow tube is labeled.

To prevent a mess in your bathroom, the tube sucks water down into the bowl.When the water level is too high, there is a constant battle between the fill valve and the overflow tube.

The water supply never turns off because the valve can't reach its set height.This results in continuous running.

Sometimes, it is the floating ballcock that is to blame.This valve tells the fill valve when to turn off.

When the floating valve gets stuck, what happens?The component needs to move freely.The fill valve can't be triggered when it gets stuck due to mineral build up.

Ballcocks are easy to repair or replace.They have a ball attached to an arm.The arm rests on the fill valve.

The problem is usually this hinge.Take the arm out and look at the hinge.The ballcock might have to be adjusted or replaced.There are some adjustment tips in this video.

A damaged flapper valve is one of the most common causes of a running toilet.There is a small door on the bottom of the toilet tank.

You need to drive waste away from that surge of water.The lever has a valve on it.The valve lifts up when you push down to flush.

Simple enough, right?The component's simplicity is its downfall.There are different types of flappers.Most are rubber.The material does not hold up to constant water exposure.

Over time, flappers can degrade.They can cause a weak seal.The material can be damaged by limescale.Water can flow out of the tank and into the bowl without a strong seal.The toilet runs more than it needs to.

It's easy to replace the flapper valve.You don't need much to get the job done.

The chain for the toilet's lever needs to be long enough to reach the valve.It also needs some slack.A chain that is too short can cause the valve to fail.

A chain is too long.The chain could fall under the valve if you have too much slack.There would be small leaks for water to get through.

The entire flushing and refilling process is triggered by your toilet's flush handle.The fill valve starts when it connects to the flusher valve.

The lever's arm could fail over time.Older handles used metal.The construction method makes the handle more vulnerable tocorrosion.

There is a chance that the handle will stay in the down position.The valve inside the tank is forced to stay open.In order to fill the tank, your toilet will run constantly.

The handle arm assembly needs to be replaced to stop this issue.Plastic parts are now offered by many manufacturers.They are affordable and hold up well.

The toilet fill valve is supposed to take water from your supply line and deliver it to the tank.It is the beginning of the refill process.

The fill valve is not immune to damage.Small cracks can lead to leaks.

It's a bit more difficult to replace the fill valve.If you don't install it correctly, you could cause serious damage to your toilet.If you can't do it yourself, you should turn to a licensed plumbing professional.

The job is done quickly.Your tank should fill up quickly once it is finished.You can save water by stopping your toilet from running too long.

The majority of toilets you see in homes are two-piece models.The tank is molded separately from the toilet bowl.The parts are attached to a gasket.

The only thing preventing water from leaking between the tank and bowl is the thin rubber gasket.Your toilet has to work harder to keep the tank full when the gasket wears out.

Most home improvement stores have new gaskets.It isn't hard to replace the gasket.To get rid of water, turn off the water supply and flush the toilet.

Remove the water supply line and loosen the bolts inside the tank.This will allow you to lift the tank up.

Attach your new gasket after you remove the old one.This is a video to learn more.

Did you like the list of what causes a toilet to run?Let us know what you think in the comments.If you found our article useful, please share it with your friends.

Don't let your water bill go up because of your toilet.You need to take action if your commode is running more than it should.We have a list that you can use to find a solution.

Toilets should only be running for a short time after a flush.Several components may be bad if it continues to run.The fill valve will run more than usual if there is a leak between the tank and the bowl.A bad floating valve is one of the issues you could have.

The toilet will only run after a flush if it is working properly.There is a leak between the tank and the bowl if your toilet runs intermittently throughout the day.The floating valve is being triggered by the leak.The fill valve is turned on to replenish lost water.

When your toilet's tank is randomly refilling, it is called ghost flushing.A ghost flush can happen even when the toilet isn't being used.The fill valve can be turned on to refill the tank.The toilet seems to be running after a flush.

The sounds from the toilet are related to the fill valve.The component replenishes the toilet tank.It can start making a strange sound when it moves up the valve as it ages.The sound will come back every few minutes if you have a leak.