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Why Is My Boiler Gurgling

Why Is My Boiler Gurgling

 

Why Is My Boiler Gurgling?

Why is your boiler gurgling or making unusual bubbling noises? This is a common question we hear from homeowners in Kent. If your heating system is making odd sounds, it could be due to several problems. At Plumble, we help identify and fix noisy heating issues quickly and safely. Let’s take a look at what’s causing it and how to solve it.

What Causes Noisy Heating Systems?

Boilers can make strange sounds for different reasons. Below are some of the most common causes and how to deal with them:

  • Trapped air: Air can get into the system after refilling or bleeding radiators. As a result, air pockets cause heating to work poorly and make gurgling sounds. Use a radiator key to let the air out.
  • Low water pressure: When pressure falls below 1 bar, water doesn’t flow well. This often causes bubbling or sloshing noises. You can fix this by topping up your system using the filling loop.
  • Sludge or limescale build-up: In hard water areas like Kent, minerals and dirt collect in pipes. This makes your boiler noisy and less efficient. A power flush or magnetic filter can help.
  • Frozen condensate pipe: In winter, this pipe may freeze. Then, water backs up and your system may shut down. Carefully pour warm (not hot) water on the pipe to thaw it.

Are These Noises a Safety Concern?

Usually, bubbling sounds are not dangerous. However, they can point to issues that hurt your system’s performance. Over time, small problems can grow into costly repairs. Therefore, we suggest fixing noises as soon as you hear them.

When to Call a Professional Engineer

If bleeding your radiators or checking pressure doesn’t stop the noise, it’s time to call in a Gas Safe registered engineer. Plumble works in Canterbury, Medway, Gillingham, Sittingbourne, and other parts of Kent. Our team offers quick and trusted boiler repair services.

Tips to Keep Your Boiler Quiet

With regular care, you can prevent your boiler from making strange sounds. Here are some simple tips:

  • Book a yearly boiler service with a trained engineer
  • Check the pressure every month to keep it stable
  • Add a magnetic filter to stop dirt building up
  • Use corrosion inhibitor to protect the system

Need Help With Heating Noises?

If your boiler keeps gurgling, don’t ignore it. Plumble provides trusted boiler repairs and maintenance throughout Kent. Book online or call 01732622990 to speak to our team. You can also see what customers think about us on CheckaTrade.

 

Tom Hewitt
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