Plumbing systems are essential for maintaining a comfortable and functional home or business. However, it can be alarming when your plumbing is suddenly making loud noises. If you’re experiencing noisy pipes or fixtures, you may be wondering why your plumbing is so loud.
There are a few common reasons why plumbing can become loud, and it’s essential to understand the cause to address the issue effectively. In this blog, we’ll explore some of the reasons why your plumbing may be making noise and what you can do to remedy the situation.


High Water Pressure
If your plumbing is making loud banging or knocking sounds, high water pressure may be the culprit. When the water pressure in your pipes is too high, it can cause the pipes to vibrate or even shake. This, in turn, can cause the banging or knocking sounds you’re hearing.
One way to address high water pressure is to install a pressure-reducing valve. This valve will regulate the water pressure in your pipes and reduce the likelihood of noisy plumbing.
Water Hammer
Water hammer is another common cause of loud plumbing. Water hammer occurs when water in your pipes suddenly stops or changes direction, causing a loud banging or thumping noise. This typically occurs when a valve or faucet is turned off abruptly, and the water flow is disrupted.
One solution for a water hammer is to install a water hammer arrestor. This device helps absorb the shock of the water flow and prevents the pipes from vibrating, reducing noise.




Loose Pipes
If your plumbing is making rattling or vibrating sounds, loose pipes may be to blame. Over time, pipes can become loose from their fittings, causing them to vibrate against other pipes or nearby fixtures. This can create a rattling or vibrating sound.
To remedy loose pipes, it’s important to secure them back into place. A plumber can help you identify which pipes need to be secured and use specialized tools and equipment to secure them back into place.
Clogged Pipes
Clogged pipes can also cause loud plumbing. When pipes become clogged with debris or sediment, it can cause water to flow more forcefully, creating a loud rushing or gurgling sound.
If you suspect your plumbing is clogged, it’s important to address the issue promptly to avoid further damage to your pipes. A professional plumber can use specialized tools to clear clogs and restore proper water flow.


Noisy plumbing can be a nuisance, but it’s typically not a cause for alarm. Understanding the cause of the noise is key to addressing the issue effectively. If you’re experiencing loud plumbing, consider consulting with a professional plumber who can help diagnose the problem and provide a solution that works for your unique situation. At Instant Plumbing and Rooter in Phoenix, we have a team of experienced plumbers who can help with any plumbing issues you may have. Contact us today to schedule an appointment or click here to book an appointment!