
Why has the toilet started making a noise when flushed?
Why Does My Toilet Whistle When I Flush?
- Check the water supply valve. Oftentimes, a toilet starts whistling when something restricts the water flow to the toilet. ...
- Inspect the fill valve. Most likely, if the whistling isn’t coming from the water supply valve, it’s coming from the fill valve. ...
- Replace the fill valve. After you’ve cleaned off the fill valve, flush the toilet one more time. ...
Why does my toilet whistle when it is flushed?
Toilet Whistles When Flushed: CAUSE & SOLUTION. A toilet making an air noise or a whistling or hissing sound is a sign that the fill valve is not closing and sealing properly, and air or water is leaking from the fill valve. If the fill valve isn’t closing properly, begin by replacing it.
Why is my toilet so unusually loud when I flush?
Why Is My Toilet Flush So Loud?
- Refill Water Hitting Pipe or Tank. Is refill water spraying straight down the overflow pipe, resonating on the bottom of the overflow pipe?
- Restricted Water Supply Valve. Sometimes the water supply valve can get restricted making a loud noise. ...
- Plugged Valve Inlet. ...
- Get Help From Shamrock Plumbing. ...
Why does my toilet moan when I flush it?
Toilet Is Making Noise After Flushing
- Moaning. One of the most common noises heard from the toilet is a moaning, almost like the toilet is gasping for air.
- Gurgling. Although a slight gurgling sound is normal during and shortly after flushing the toilet, a constant gurgling after flushing usually indicates a blocked vent.
- Whistling. ...
- Trickling. ...

How to stop a toilet from making a noise?
Start by opening the toilet tank and flushing the toilet. When you start hearing the flushing noise, proceed to lift the float ball all the way to the top of the tank. If the noise stops, then you can conclude that the washer is the issue here.
How to fix a toilet that makes a sound?
Take the ball, armature and the top of the flush valve out of the tank. Remove the washer out from the bottom of the valve, once this is done you can replace it with a new washer. Put the toilet back together and give your toilet a flush , check to see if the sound is still there.
Why is my toilet not filling with a ballcock?
The problem is coming from a loose washer in the ballcock assembly. This issue is common among older toilets with a metal ballcock-style fill valve.
How to tell if toilet is sealed?
Look for three screws at the top of the fill valve, if you see the screws then your toilet is not sealed. Turn off the water and flush the tank to empty the water.
How far away from the overflow tube should you adjust a float?
You might need to adjust the float to bring the water level within an inch of the over flow tube.
Where is Benjamin Franklin Plumbing located?
The plumbers of Benjamin Franklin Plumbing Cedar Rapids offer residential plumbing services in Cedar Rapids and the surrounding areas.
Why does my toilet flush on its own?
When the flush valve is cracked or simply worn out, water will slowly start to leak from the tank to the bowl. As a result the toilet will constantly flush on its own as the fill valve compensates for the lost water. A faulty flush valve will need to be replaced.
Why does my toilet make a hissing sound?
Toilet making a hissing sound. Noises in toilets are as a result of a faulty fill valve, flapper , flush valve, water supply line or shut off valve . A gurgling toilet noise however is a sign that your toilet drain/vent is clogged and therefore backing up in your toilet bowl.
What happens if the toilet flapper is too tight?
If the toilet flapper is too tight, it will slightly unseat the toilet flapper from the flush valve. As a result water will escape to the toilet bowl and ultimately trigger a ghost flush.
Why does my toilet make a noise?
When the water in the tank falls beyond that level, the refill mechanism is triggered and the fill valve refills the tank to compensate the lost water. This goes on and on. This is the reason your toilet could be making noise after a few minutes.
What does ghost flushing mean?
Ghost flushing has nothing to do with ghosts but everything to do with a leaking or running toilet. When you have a slow running or leaking toilet, the water level in the toilet tank will gradually reduce until the critical point when the toilet float will trigger the fill valve to start filling the tank.
How to hold a toilet float?
Hold the bottom of the fill valve shank with one hand, lift the toilet float all the way up and hold it together with the cap with your other hand.
Why does my water tank make a hissing noise?
A loose washer in the case of a ballcock or debris trapped inside the valve will restrict the flow of water to the tank resulting in a hissing/whistling sound due to the pressure of the water.
Why does my toilet hum at night?
It's usually the result of an increase in pressure in the water line. That may be at night, if you're on a municipal water system, or any time the pump cycles on, if you get your water from a well.
How to unscrew a toilet hose?
Unscrew the supply hose from underneath the tank. If the connector is plastic, you should be able to do this by hand, but if it's metal, you'll probably need to use adjustable pliers. Keep a small bucket under the toilet, as there will inevitably be a bit more water in the bottom of the thank that will probably spill out even though the tank is empty.
How to measure the height of a washer overflow?
Measure the height of the overflow tube with a tape measure, and then adjust the height of the new fill valve accordingly. Do this by grasping the top and bottom of the valve and twisting until the distance between the washer at the bottom and the critical level mark on top is the overflow tube height plus one inch.
Why does my toilet make a noise after a flush?
That’s caused by the change in pressure which inevitably happens after your toilet valve opens and then suddenly closes.
Why is my water pump flushing loud?
One of the most common causes of a loud flush is when the water that is being refilled into the tank after your flush sprays straight onto the overflow pipe or the tank.
Can you flush a toilet in an airplane?
However, when you flush it at home, you expect it to make some noise, but still be relatively quiet. That said, it is not uncommon for some types of toilets – especially older ones – to make sounds when they are flushed that they shouldn’t.
Can you overtighten toilet seals?
However, they should not be overtightened and should have some flexibility – this not only prevents them from breaking and wearing down quickly but also prevents the toilet from making a loud noise when flushed. Even if installed correctly, however, the seals can become stiff over time as debris accumulates in and around them.
