This banging or rattling noise is often referred to as “water hammer”, and it’s caused by a blocked vent pipe in your plumbing. Water moving through your pipes can create a vacuum, which is normally dispelled by a vent that pokes out through the roof near your faucet or plumbing fixture.

How do I stop my hot water pipes from rattling?

To prevent these water hammers from consistently happening, air chambers (vertical pipes installed near faucets) are put in place to cushion the fast-moving water. However, every once in awhile you’ll need to refill these air chambers if you start to hear water hammers frequently. Shut off the main water supply valve.

What makes hot water pipes rattle?





In plain English: when water flows through a pipe too fast, it begins to bounce of the sides and into itself, which shakes the pipe. The shaking pipes can rattle against walls and other pipes, making the knocking noise you hear.

How do I get rid of rattling water pipes?

Quote from the video:
Quote from Youtube video: Line. Consider installing a pressure reducing valve with the pressure set no higher than 60 psi if you hear banging.

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

When pipes are making strange noises or vibrating, these conditions typically are caused by one of a few factors, including a phenomenon known as “water hammer,” loose pipe supports, temperature changes, or air in the pipes.

Are rattling pipes a problem?

It’s common for pipes to let out a thump, or clunk, every once in a while, but if your pipes shake, rattle, and roll all night long, you’ve got a problem on your hands (or shall we say, in your walls). If your rattling pipes need fixing ASAP, call Mr. Rooter Plumbing of Southeast WI at (262) 320-4822 today!

How do you stop pipes from clanging?





To stop the banging, tighten loose pipe straps with a screwdriver, or install additional pipe straps for added stability. Most pipe straps are molded from thin metal or plastic, but you can also find padded pipe straps that offer additional vibration reduction.

How do I stop water pipes from hammering?

How to stop water hammer

  1. Is air pockets the problem? Another issue that can cause a similar banging sound is actually air pockets in your pipes. …
  2. Close valves half-way. …
  3. Replace intake connections. …
  4. Install water hammer arresters. …
  5. Secure the pipe. …
  6. Install pressure limiting valve. …
  7. Install different taps. …
  8. Call the plumber.