Turning the valve to hot and then to cold once or twice might help stop the whistling, or fluttering. The whistling sound also could be attributed to a large volume of water traveling through the bends in your pipes. Replacing the shower head with a low-flow unit could solve your problem.Click to see full answer. In this way, why is my shower making a high pitched noise? High-Pitched Whistling When the washers inside a shower valve wear out, they can become thin enough to vibrate as water flows past them, and the vibration creates the high-pitched sound you hear. If you have a noisy ball-valve or disk faucet, you’ll probably find worn gaskets inside the water inlets.Secondly, what does it mean when the pipes make a high pitch sound? A high-pitched sound can often be emitted from pipes and plumbing when water is flowing. The high-pitched sound is caused by water flowing rapidly through a small opening or past an obstruction. The rapidly flowing water can cause vibration in loose parts of the faucet or valve, which triggers the high-pitched whine. Subsequently, question is, how do you fix a whistling water pipe? How to Fix Whistling Water Pipes Turn on water faucets, one by one, to try to reproduce the whistle. Locate the source of the whistling sound. Narrow the source down even more, if the whistling sound is coming from a particular faucet. Call your water company to setup an appointment with a technician if the whistling is still present. Is water hammer dangerous?The Big Bang that you hear from your steam system can be very dangerous, even deadly, especially if its caused by water hammer. Water hammer is defined as “the unexpected release and associated shock wave of high-pressure steam/condensate”. It can cause death, severe injury, or extensive property damage.