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why do my pipes vibrate after flushing the toilet

by Constantin Beatty Published 3 years ago Updated 3 years ago

When the flapper wears out, water can leak into the toilet's bowl, which results in a slow leak in your tank. Then, when the tank refills, it creates the vibrating noise. Flappers wear out faster if you regularly use chemicals to clean your toilet.

Full Answer

What does it mean when a toilet pipe vibrates?

Vibrating pipes are usually a sign of a problem that causes a "water hammer" effect. The term "water hammer" in a toilet refers to the noise and/or vibration that is produced when running water hits a closed valve - that is supposed to be an open valve.

Why do my pipes hum when I flush the toilet?

One of the most common causes of humming pipes after flushing a toilet is debris trapped in an inlet valve. Water carries small stones, calcium deposits and solder to the valve area which traps them, resulting in the annoying noise.

Why does my toilet make a banging noise after flushing?

The banging noise you hear after your toilet flushes is very likely caused by a problem known as "water hammer.". To understand what’s happening your plumbing, imagine that water flows through your pipes like cars driving on the freeway.

Why do my pipes vibrate when I turn the faucet on?

Visibly inspect your pipes in open areas to see if there is a lot of movement when someone in the home turns faucets on and off or flushes a toilet. Another issue could be that your water pressure is too high, which can cause pipes to vibrate and also lead to long-term damage to your pipes and appliances.

How do you stop pipes vibrating after flushing toilet?

0:331:36How to Fix Vibration Noise on Toilet Water Valve - YouTubeYouTubeStart of suggested clipEnd of suggested clipBut that is the step to actually getting rid of that vibration is once again closing your water mainMoreBut that is the step to actually getting rid of that vibration is once again closing your water main your cold water main and then open up all the water faucets whether it's the kitchen bathroom tub.

Is it normal for pipes to make noise after flushing toilet?

This sound is a common occurrence, especially with older toilets, that happens after flushing. The cause is often a defective fill valve in the toilet's tank. To verify that the valve is the cause of the noise, remove the tank lid and flush the toilet.

Why is my toilet pipe vibrating?

The Water Hammer Effect Sometimes, the vibrations are caused by this water hammer effect. It happens when the water in your pipes is hitting against the valve that is hammering or shutting off too quickly. Water hammer effect mostly happens with faucets and toilet fill valves.

How do you stop a noisy toilet pipe?

Open the toilet tank. Flush the toilet. When you hear the foghorn noise, lift the float to the top of the tank....Fortunately, this is an easy fix:Cut the water to the toilet by closing the shutoff valve on the water supply line.Flush the toilet to drain the tank.Disconnect the flapper.Attach the new flapper.

How do you stop water pipes from making noise?

0:111:21How to Quiet Noisy Water Pipes - YouTubeYouTubeStart of suggested clipEnd of suggested clipLine. Consider installing a pressure reducing valve with the pressure set no higher than 60 psi ifMoreLine. Consider installing a pressure reducing valve with the pressure set no higher than 60 psi if you hear banging.

How do you fix a vibrating toilet valve?

1:077:19How to Stop Vibration or Noise Coming from a Toilet Valve - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo to solve this problem the first thing I attempted was I just kind of flush the toilet. And theyMoreSo to solve this problem the first thing I attempted was I just kind of flush the toilet. And they just kind of turn the valve a little bit. Until it's completely stopped.

How does a toilet tank work?

As the water in the toilet tank fills up, it lifts the float on the valve until the float raises enough to stop the flow of water into the tank. It does this by putting pressure on a small diaphragm within the fill valve, forming a seal. This is what happens when a toilet is working properly. However, over time the diaphragm can harden.

What is the purpose of a toilet valve?

The Purpose of the Toilet Valve. The purpose of a toilet’s fill valve is exactly what it sounds like: it refills the toilet with water once you’ve flushed it. Basically, the fill valve fills up from the bottom. As the water in the toilet tank fills up, it lifts the float on the valve until the float raises enough to stop the flow ...

Why does my diaphragm bounce around?

However, over time the diaphrag m can harden. When it loses its elasticity, this reduces its effectiveness at forming the seal. So, the vibrations you end up hearing is actually the incoming water causing the hardened diaphragm to bounce around inside the fill valve. The best way to confirm that the fill valve is indeed the problem is to remove ...

What does it mean when you hear a hammer in your wall?

There’s no mistaking when you’ve experienced the “water hammer” effect. This is when you hear loud thuds or vibrations in your walls after flushing the toilet, or while running the laundry. The “hammering” happens when the water “hammers” into a valve that is closed when it should be open. The water has nowhere else to go, and so it hammers into the valve.

How to tell if fill valve is bad?

The best way to confirm that the fill valve is indeed the problem is to remove the tank lid and gently lift the arm of the fill valve. If the noise stops, then you’ve found your culprit!

What is the phone number for a plumber?

Just call 928-377-5910, and one of our knowledgeable plumbers will be on his way to help in no time. You can also use the contact form on our website if you require assistance for an issue that is not an emergency.

Why does water hammer into valves?

The water has nowhere else to go, and so it hammers into the valve. One of the main causes of the water hammer effect is worn-out or damaged washers. If you’re experiencing the water hammer effect, you shouldn’t ignore it. Over time, pipes can suffer serious damage from being “hammered” all the time.

How to stop a toilet from making a noise?

Start by turning off the main water supply to your home, then flush every toilet, turn on every faucet, and run your washer for a few minutes. Once your pipes are empty of all water, open your home’s main water valve and turn back on your faucets. To see if this has worked, flush the toilet and listen for the banging noise after ...

Why is my water hammer bad?

The hammer noise isn’t just a nuisance: it’s also bad for your pipes. Every time you hear the bang, the reverberations may be doing damage to your plumbing. Over many months or years, these vibrations can cause leaks and extensive water damage.

Why do my toilet pipes rattle?

In case your pipes are loose, they normally rattle whenever someone flushes the toilet or turns on a faucet. Visibly inspect the pipes to determine whether there is movement and if there is consider having them tightly fastened.

Why does my water pressure vibrate?

Water Pressure Issues. Another cause of vibrating pipes could be issues with your water pressure. When the water pressure is too high it causes pipes to vibrate and can even bring about long term damage to them as well as other appliances. Normally, it is recommended that indoor water pressure should range between 40 – 60 pounds per square inch.

Why does my toilet have a hammer?

Water hammer is normally caused by valves closing very fast. When water flows through the pipes and the valves shut off quickly, water is forced to stop suddenly causing the hammer effect. To correct this problem, call a trusted plumber to help add a water hammer arrestor to the vibrating pipes. Also, you could replace the toilet’s fill valves ...

How to stop a hammering toilet?

If this is the case, they need to be drained to make more room for air. By shutting the water valve and opening the taps and also flushing the toilets starting from the heist level to the lowest , the pipes could be easily drained. Once all the pipes have been drained, close the drain and turn the water valve back on.

Why does my toilet make a vibrating sound?

It's a common problem and one that can be easily corrected. Once the float reaches the top , it pushes down on a diaphragm inside the Fill Valve which stops the water .

What causes a water hammer?

A water hammer is caused by fast-closing valves, like toilet fill valves and faucets. As the water flows through the pipes and the valve shuts off quickly, it causes the water to stop suddenly in the pipes, causing the “hammer” effect. Once the lowest pipe runs clear, close that drain and turn the water main back on.

What does it sound like when you flush a toilet?

Regardless of whether the noise you are hearing when flushing the toilet sounds more like a rattling or a vibration , it is not something you should ignore. Although this typically isn’t a plumbing emergency and is probably an issue with the fill valve, it’s important to take a look before anything gets worse, especially since the fill valve isn’t always the cause of the rattling sound. For example, high water pressure may be the cause. Ignoring this problem could lead to disastrous damage, potentially flooding your bathroom.

Why does my toilet make a rattling sound?

The rattling sound and vibrations coming out of your walls could also be the result of the water hammer effect. This means the valve is shutting off too quickly and the water is hitting up against it. Aside from toilets, this problem can also happen with faucets.

When To Call A Plumber?

Hiring a licensed plumber is not only expensive, but it might not even be necessary. Still, consider hiring a licensed plumber if:

How to fix a plumbing emergency?

Therefore, you must figure out exactly where the noise is coming from and pay attention to whether you can hear it only when flushing the toilet or when you switch off the faucet as well. Doing all this before calling a plumber is extremely important. You don’t want them to cut into your bathroom walls only to realize the noise is not coming from there.

Why does my toilet make a loud noise?

Sometimes, the loud vibrating noise is not coming from the toilet itself. The noise could even be coming from a loose pipe inside your wall. In that case, getting rid of the noise is a piece of cake. You only need to attach your pipe to the framing using pipe clips. However, if you don’t think you can fix this on your own, we highly recommend calling a professional.

How to fix water hammer effect?

The first one is hiring a plumber, who will most likely install a water hammer arrestor to the pipes. The second approach is much easier. You can buy fill valves that close slower than the ones you have .

Is it necessary to hire a licensed plumber?

Hiring a licensed plumber is not only expensive, but it might not even be necessary. Still, consider hiring a licensed plumber if:

How to stop a toilet from making a noise?

Firstly, turn the water supply off to your toilet. Secondly, lift out the valve by removing the tank lid. Make sure you eliminate the dirt carefully. Also, make sure the water washes out the valve. Thirdly, turn the water supply on and flush your toilet to check whether the noise is gone or not.

Why does my toilet make a foghorn noise?

The bad washer inside the fill valve is another reason for the foghorn noise. It vibrates when the valve is closing or the toilet is filling, but the tank remains full.

Why is my toilet paper clogging?

The reason behind the clogging is you may use too much toilet paper. Or, some giant turds stuck, which will clog the drain. Solution: You can easily remove out the toilet papers by using a long toilet snake. Keep in mind; the drain may often clog for using a lot of toilet paper.

How to get rid of a fog horn noise in a toilet?

You can easily understand that the valve is getting messy when your toilet makes the fog-horn noise. Solution: Cleaning the dirty valve is the best way to get rid of this problem. Here how you can clean out the valve. Firstly, turn the water supply off to your toilet.

What to do if noise is still present in valve?

If the noise remains, it would be best to replace the old valve with a new one.

What is the problem with water hammer?

Water hammer is the major problem that occurs frequently. Generally, it’s a kind of water pressure or waves caused when liquid and sometimes gas suddenly stops at high-speed. It occurs when a valve gets clogged.

Why does my water hammer make a noise?

The water flows through the pipe suddenly stops and hits the pipe wall, which causes noise. The water hammer effect basically occurs when the air-filled chamber gets clogged or stops. So, you can fix this easily by emptying the air-chamber. To do that, first, shut off the water supply.

What Causes Water Pipes to Vibrate and Make Noise?

There could be a few different issues causing the rattling noise you hear in your pipes behind the walls, so that means there’s more than one option to solve the problem. Fortunately, none of them should be too invasive.

Why does my toilet have a water hammer?

A water hammer is caused by fast-closing valves, like toilet fill valves and faucets. As the water flows through the pipes and the valve shuts off quickly, it causes the water to stop suddenly in the pipes, causing the “hammer” effect.

How to make your water fixtures last longer?

If high water pressure is the issue, adding a pressure-reducing valve to your incoming main line could correct it and help your water fixtures last longer over time.

How to stop water hammering in house?

This can be done easily by most homeowners by shutting off the water main valve, opening up the faucets, and flushing the toilets starting at the highest level of the home and working their way down to the lowest level until all the pipes have drained. Once the lowest pipe runs clear, close that drain and turn the water main back on.

Can you add arrestors to vibrating pipes?

Adding arrestors to the vibrating pipes could correct the water hammer, but that can involve cutting and soldering pipes and would likely require the experience of a plumber. Ideally, the plumber could add the arrestor to the pipes where they are already exposed without cutting through drywall. One possible solution to the water hammer could be replacing your traditional toilet fill valves with slow-shutting ones.

Can a plumber add a water hammer arrestor to drywall?

Adding a water hammer arrestor to the offending pipes could correct this issue, but that can involve cutting and soldering pipes and would likely require the experience of a plumber. Again, ideally, the plumber could add the arrestor to the pipes where they are already exposed without cutting through drywall.

Why do my pipes hum when I flush the toilet?

Why Do My Pipes Hum After I Flush the Toilet? One of the most common causes of humming pipes after flushing a toilet is debris trapped in an inlet valve. Water carries small stones, calcium deposits and solder to the valve area which traps them, resulting in the annoying noise.

Why does my water valve make a noise?

Water carries small stones, calcium deposits and solder to the valve area which traps them, resulting in the annoying noise. Before replacing the valve, owners might follow the manufacturer's directions to flush any debris from it.

Why does my water pump hum?

Humming pipes are sometimes an indicator that water pressure is too high. In homes where the water supply is from a well, the homeowner has the option of lowering pressure at the pump and pressure tank. In homes using a municipal supply, owners should consider contacting a plumber to install a pressure reducing valve.

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The Purpose of The Toilet Valve

The “Water Hammer” Effect

  • There’s no mistaking when you’ve experienced the “water hammer” effect. This is when you hear loud thuds or vibrations in your walls after flushing the toilet, or while running the laundry. The “hammering” happens when the water “hammers” into a valve that is closed when it should be open. The water has nowhere else to go, and so it hammers into th...
See more on plumbingbyjake.com

Fixing The Problem

  • If you’d like to attempt to fix this problem yourself before calling a plumber, you should be able to find instructions within the part you’re trying to replace. And, of course, you can always look online for more information, including step-by-step videos. You can try to replace the diaphragm within the fill valve, but fill valves are cheap enough that if you’re going to go that route, you might as w…
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Having Trouble with Your Pipes? Plumbing by Jake Can Help!

  • If you’ve tried to fix your vibrating toilet issues on your own and are having no luck, then it’s time to call in a licensed professional. At Plumbing by Jake, we have a team of emergency plumberswho make themselves available 24/7 to help you with any plumbing emergency, day or night. Just call 928-377-5910, and one of our knowledgeable plumbers will be on his way to help in no time. Yo…
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