Low boiler pressure is also a sign that there's excess air in the system. At minimum, you should bleed your radiator once a year, or whenever it's been a long time since you've used it. Read more ...

Turning valve and catching water from bleeding a radiator (Image credit: Shutterstock) 6. Once the valve starts to release a steady stream of water, that signals the air is fully released, and you ...

Close the radiator bleed valve. You will have bled all the trapped air from the radiator once the hissing noise and air ... You may notice the pressure gauge on your boiler drops after you bleed ...

Bleeding your radiators can cause the pressure to drop. If the pressure is too low, you’ll need to top it up. Use the lever or tap on your boiler, known as the filling loop.

Bleeding your radiator helps to save energy and ensures your heating units are functioning efficiently . nottinghampost Load mobile navigation. News.

Use the key to tighten the bleed screw - however, don't go too tight, as this mistake could damage the valve. Once done, simply wipe off any water to avoid rust, and switch the heating back on ...