If you see them the valve isn t sealed and you can disassemble.
Moaning noise in attic.
An air chamber is a vertical pipe located in the wall cavity at the point near a faucet or valve where the water supply pipe exits the wall.
Grinding noise in the attic.
Clicking knocking and clanking no that s not the sound of chains rattling in the attic.
A loose shutter on an attic window or loosened attic vents can cause a banging sound if it s windy as can branches hitting the roof.
This is a classic squirrel in the attic noise.
A loose attic vent or shutter on a window can make a banging noise in the wind.
Heating ducts as they cool also make banging noises as do.
There are two primary methods of addressing this issue.
Besides being alarming water hammer can potentially damage joints and connections in the water pipe itself.
Check your air chamber.
If you hear thumping in your attic at night it s most likely a larger animal such as a raccoon or opossum engaged in jumping from one area of the attic to another actively shoving or destroying something or dragging something heavy.
If the noise stops there s a loose or worn washer in the ballcock mechanism.
There are a few possible sources for this sound but none of them ghostly or even worrying enough to call.
Likely culprits are rats mice grey squirrels and flying squirrels.
The hammering action that creates the horrible racket is actually capable of damaging joints and connections in the pipe.
Mice rats birds or other animals may have entered the home and are chewing digging and pecking on the interior of your home from the attic or inside the walls.
If there are vocal noises in the attic then raccoons are going to be the most likely culprits since they are one of the few that actually talk.
Look for three screws in the top of the fill valve.
When you hear a banging coming from the attic and are trying to determine the cause you are most likely dealing with one of these four animals.
This deafening sound is known as a water hammer.
One problem that could be causing a popping sound in your walls or in the attic is pests.
They may be chewing to improve passageways or just for fun.
Grinding noises are likely to be made by some type of rodent.
Grinding noises are made as rodents chew woodwork.
If the noise is similar to a ball or something rolling around then this is most likely rats or squirrels rolling nuts around your attic.
An air chamber is essentially a vertical pipe located near your faucet often in the wall.
