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- How to bleed a radiator
How to bleed a radiator
Feeling a little chilly? It might be time to bleed your radiator and you’ll be toasty again in no time. Don’t worry, it’s not as scary as it sounds!
Here's some super simple, step-by-step instructions on how to bleed your radiator
![Bleed radiator step 1](/_next/image?url=https%3A%2F%2Fmedia.umbraco.io%2Fhome-group-heartcore%2Fjclfjda0%2Fbleed-radiator-step1.jpg&w=3840&q=75)
Step one
Turn your heating off and wait for the radiator to go cold.
![Bleed radiator step 2](/_next/image?url=https%3A%2F%2Fmedia.umbraco.io%2Fhome-group-heartcore%2Fqfxcqvxn%2Fbleed-radiator-step2.jpg&w=3840&q=75)
Step two
At one end of the radiator (always at the top), there’ll be a valve you need to attach a bleed key to.
![Bleed radiator step 3](/_next/image?url=https%3A%2F%2Fmedia.umbraco.io%2Fhome-group-heartcore%2Fr1mktaaa%2Fbleed-a-radiator-step3.jpg&w=3840&q=75)
Step three
If air is escaping you should hear a hissing sound.
![Bleed radiator step 4](/_next/image?url=https%3A%2F%2Fmedia.umbraco.io%2Fhome-group-heartcore%2Fhcyjyz2e%2Fbleed-radiator-step4.jpg&w=3840&q=75)
Step four
Wait until this stops and water is coming out. Remember to catch any drips.
![Bleed radiator step 5](/_next/image?url=https%3A%2F%2Fmedia.umbraco.io%2Fhome-group-heartcore%2Fztfn3k4i%2Fbleed-radiator-step5.jpg&w=3840&q=75)
Step five
Tighten up the bleed valve again, but don’t over-tighten.
![Bleed radiator step 6](/_next/image?url=https%3A%2F%2Fmedia.umbraco.io%2Fhome-group-heartcore%2F34tp5dso%2Fbleed-radiator-step6.jpg&w=3840&q=75)
Step six
Check your boiler pressure (re-pressurising it if needed) and turn your heating back on and your radiator should be working again properly.
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