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They have probably got air bubbles in them. It may be a worn out ballcock at a toilet.

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19y ago

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Why do pipes rattle when the water is turned off?

Pipes rattle when water is turned off due to a phenomenon called water hammer. This happens when the sudden stop of water flow creates a pressure surge that causes the pipes to vibrate and make noise.


Why do water pipes vibrate when the water is turned off?

Water pipes can vibrate when the water is turned off due to a phenomenon called water hammer. This occurs when the flow of water is suddenly stopped, causing a pressure surge that can create vibrations in the pipes.


What causes the water pipes to hum when turned off?

choir members in your pipes


What causes water pipes to vibrate then shutoff?

water hammer and not being strapped down properly.


Why do my hot water pipes vibrate and make a loud noise when turned on?

The vibration and loud noise in your hot water pipes when turned on is likely caused by water hammer. This occurs when the flow of water is suddenly stopped or redirected, causing a shockwave that reverberates through the pipes. Installing water hammer arrestors or adjusting water pressure can help reduce or eliminate this issue.


Why do the water pipes groan when a faucet is turned on?

Water pipes may groan when a faucet is turned on due to a phenomenon known as water hammer, which occurs when there is a sudden change in water flow. This can create pressure waves that cause the pipes to vibrate and produce noise. Additionally, loose pipes or inadequate supports may exacerbate the sound as they move against surrounding materials. Air trapped in the pipes can also contribute to the groaning noise.


Why does water sputter when first turned on?

Water sputters when first turned on because air trapped in the pipes is being pushed out by the flowing water. This causes the water to come out in bursts or spurts until the air is fully expelled from the system.


Why is there a high pitched noise when water is turned on?

A high-pitched noise when water is turned on is often caused by the vibration of pipes due to water flow, a phenomenon known as "water hammer." This can occur when water pressure changes abruptly, causing the pipes to vibrate and produce sound. Additionally, the noise may result from air trapped in the plumbing system or from the rapid movement of water through narrow or corroded pipes. If the noise is persistent or bothersome, it might indicate a need for plumbing adjustments or repairs.


Why do pipes knock when water is turned on?

Pipes knock when water is turned on due to a phenomenon called water hammer. This happens when the flow of water is suddenly stopped or redirected, causing a shockwave that creates vibrations in the pipes, resulting in the knocking sound.


Why to pipes vibrate when the hot water facet is on in the kitchen?

Pipes can vibrate or rattle when hot water is flowing due to expansion of the pipes from the heat, causing them to rub against surrounding surfaces. This can be exacerbated if the pipes are not securely fastened in place. Additionally, air bubbles trapped in the water lines can create turbulence and vibration as water flows through the pipes.


Why do the pipes bang when i turn off the taps?

The banging noise in pipes when you turn off the taps is often caused by a phenomenon known as "water hammer." This occurs when the flow of water is suddenly stopped, creating a pressure surge that causes the pipes to vibrate. It can be exacerbated by loose or inadequately secured pipes. Installing water hammer arrestors or ensuring proper pipe support can help mitigate this issue.


What causes water pipes to burst when the outside temperature is 5 degrees below zero?

Water freezes at 0 deg C. As the water freezes in the pipes, it expands and it is the force of expansion which causes the pipes to burst.