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How To Fix A Noisy Radiator, A Comprehensive Guide

How To Fix A Noisy Radiator, A Comprehensive Guide
Ollie
Written By: | Interiors Specialist
Last Updated Mar 12,2024

Are you in need of some peace and quiet in your home and the radiator is making noise when heating is on? Don’t worry we have your back as radiators should be only seen and not heard.

If you have been getting noise from your radiator alongside your boiler making noise when not in use and has it the boiler boiler making noise when heating on then you have arrived at the right place

Although radiators have become a huge way of adding personality to your room, whether they be vertical radiators or horizontal radiators nobody wants to hear them making noises all day long! So let's get down to it and get some quiet around your home again.

Modern Black Radiator In Lounge Setting

How Does Radiator Noise Happen?

A common question we come across here at Bathroom Takeaway is “What actually causes a noisy radiator?” or “Why is my radiator making noise when off?”Well to keep it simple there are a number of reasons why your radiator may be making noises below are a few reasons to why you radiators make noises

  • Natural Metal Expansion
  • Limescale
  • Unsecure Pipes
  • Sludge
  • Trapped Air

How Do You Fix A Noisy Radiator?

Why Are My Radiators Clicking

Radiators and towels are often known for producing clicking noises and cracking sounds which are considered as relatively normal. These noises are typically the result of the metal expanding when hot water reaches the system or it could be the contracting of the system as water cools down. So it’s not a major concern!

It is likely you hear these sounds when the radiator is first turned on or off, so don't worry if that is the case.

How To Fix A Gurgling Radiator

It is very common to hear gurgling noises coming from your radiator or the boiler making humming noise when heating on, this is usually caused by trapped air that is needing to be released. We are all aware that hot water heats the radiator pipes. But air can sometimes get trapped along with the water; this can then cause cold parts of your radiator.

If you are experiencing cold parts on your radiator it should be a prompt for you to flush the sludge from your radiator. As there could be an accumulation of dirt and dust building up inside the radiator.

Traditional Radiator Getting Bled In Home

To Stop Banging Noises On A Radiator

Are your radiators making noise when heating on or it could be your pipes make noise when water is turned off The reason for this problem could be kettling, which occurs when limescale builds up in your central heating system, not in the radiators. Noisy radiators are often found in areas with hard water.

Occasionally, you can address this by draining your radiator to release trapped water and air. Ensure to turn off the boiler and gas supply, close the intake valve, let the radiator cool down, and open the drain valve. Collect the liquid in a bowl, then close the valve and switch everything back on.

If you continue to hear banging noises, it might be necessary to get your boiler power flush to remove limescale and grime. This will help reduce future noises and maintain efficient heating.

Why Can I Hear Water Running And How Do I Stop It?

If you hear noise from your pipes when you turn the water on or off, or a dripping sound when the heating comes on near your radiator, it might mean there are air pockets in your radiator. Normally, you shouldn't be able to hear the water circulating. The trapped air is likely causing a disruption in the proper flow of water through the radiator pipes.

To ensure a smooth flow of water in your radiator pipes, you can solve this issue by bleeding your radiator and allowing all the air to escape.

Radiator Pipe Bled By Homeowner

F&Q’s

How Would I Bleed A Radiator?

If you are not too confident when it comes to bleeding radiators then do feel free to read our in depth blog so you are totally covered.

Does Turning My Radiator Off Save Money?

Are looking to save as much money as possible and question does turning your radiators off save money? Then read our blog for more information.

How Do I Balance My Radiator?

If you are struggling on how to balance a radiator in your home check out our in guide so you wont struggle again!

Ollie

Interiors Specialist

Ollie is your guru for all housing interior inspiration, top tips, and new trends. The born & raised northerner has a keen eye for modern and stylish-looking interiors and is constantly on the lookout for the newest and best looks to suit your style.