How to bleed a radiator
Bleeding your radiator is quick, easy, and can be the answer to a number of heating issues - our heating engineers are here to share their guide which will show you how to bleed a radiator in seven simple steps. Improve your home's energy efficiency today.
When should I bleed my radiator?
Radiators need to be bled when they have air trapped inside them. Trapped air will stop warm water from circulating around your radiator. If your radiators aren’t working efficiently, it can take longer for your room to heat up. This will along result in your heating bills increasing.
What are the signs I need to bleed my radiator?
The top of the radiator is cold
This will be due to air getting trapped in the radiator which will stop the air from circulating around and heating up the radiator.
The entire radiator is cold
This could be the sign your radiators have air trapped in them, most commonly in the pipes.
Strange noises from heating
Trapped air in your radiators may cause your radiators to rattle
Mold or damp
Do you have any damp or moldy patches on your walls? This could be the sign your radiators need bleeding.
What do I need to bleed my radiator?
All you’ll need to bleed your radiators are:
- Bleeding radiator key
- Old cloth or container
7 steps to bleeding your radiator
WARNING: Before bleeding your radiators, it is important to note your water within the radiator can be very hot, so please take care when bleeding your radiator.
- Turn off your radiator and wait for it to cool.
- Place a cloth or a container under your radiator to collect the water that is escaping.
- Use your radiator key and turn anticlockwise. This will release any excess pressure with a hissing noise. When the hissing stops retighten the valve as soon as the hissing stops.
- Turn your central heating back on.
- Check to see if your radiator heats up evenly.
Fast & reliable repairs
If your radiator isn’t heating properly, you may need the help of a plumber. Contact Go Assist for any plumbing repairs today.
