When not running any warm water, and having my tap about half open, the cold water pulsates a bit. The stream moves forwards and backwards about half a centimeter. I'm assuming the pressure fluctuates.

When showering (thermostatic tap) I also hear that the water pressure fluctuates.

What could cause this, and how do I fix it?

1 Answer 1


There are a wide variety of reasons why this happens ranging from the water meter to air in the lines and water hammer. The easiest way to fix it is to install a cushion tank or expansion tank you have to make sure it's a potable water vision.

Here's an example of oneenter image description herewww.amazon.ca

They are relatively inexpensive but do require some plumbing to install.

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