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When the steam hits colder piping it turns to condensate and the steam hitting the water (condensate) produces hydraulic shock waves.

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16y ago
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16y ago

Pipes rattle when heat is turned on because metal expands when heated up

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Q: Why do pipes rattle when heat is turned on?
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What caused pipes to rattle when you turn on the outside sprinklers?

High water pressure could be the reason for pipes to rattle when you turn on the outside sprinklers. You may need to have a reducer valve installed.


What causes singing water pipes?

Singing water pipes can be caused by air that is trapped in the pipes. The air can cause a whistling or singing sound, or it can cause the pipes to knock or rattle.


Will a periodic loud rattle in water pipes cause damage?

Most likely.


Why would the water pipes in the ceiling rattle when you turn on the water?

Water Hammer.


What causes the rumbling in the pipes when the heat starts up in a steam heat system?

I'm not familiar with rumbling in pipes, but the clanking of pipes when the heat starts up is a result of the pipes expanding because of the heat. Heat causes the metal to expand slightly, and the joints creak and clank when the heat makes its way through the pipes.


Why do pipes rattle when the toilet flushes?

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Why does your shower valve rattle when some one shuts off the cold water somewhere else in the house?

Hammering pipes is the result of inertia when moving water causes the pipes to move when a valve is suddenly turned off. Use an anti-hammer device. You can purchase one at most home centers.


What causes the water pipes to hum when turned off?

choir members in your pipes


Why do plumbing pipes groan when pipes heat up?

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Why is my 98 Renault laguna blowing cold air the 2 pipes from heater core are hot there is a slight heat from the blower when its turned on?

the heater matrix is blocked


Have heat tape on pipes but no hot water why?

Heat tape is just for keeping the pipes from freezing, it does not heat the water. That's what the hot water heater is for.


What is the purpose of heat tape?

The purpose of heat tape is to maintain and control pipes and vessels. This also keeps the heat that is being radiated from the pipes and vessels inside.