cold radiator

So I’ve had a rad in the conservatory for years which the pipework is spurred from upstairs and it’s gone cold with cold pipes too for the first time. Expecting a simple fix I bled it, made sure the valves were open but no effect. So now I suspected a stuck valve (though both were kept open...

All my downstairs rads come on together but upstairs won’t at all. Then when I turn all of downstairs off at the lockshield valves then I can get each rad upstairs to get hot but then when I turn the lockshield valves of downstairs back on the upstairs rads go cold again, has anybody any...

Hi all 4 story house 8 rads. I drained down our radiator system yesterday to clean the heat exchanger. I drained the system using the drain valve on one of the bottom radiators. I topped the system up, bled all the radiators from top floor down. All the radiators work fine with the exception of...

Hi, I have a sealed central heating system installed when the house was built in 2007, it's a Baxi MegaFlo system boiler and uses 10mm plastic pipe on to a total of 11 radiators, one of these was added at some point and connects to the 10mm pipes of another radiator. The radiators are spread...

Hello, I have a central heating radiator that heats up nicely from top to bottom but it does not keep its heat. When boiler stops pumping hot water it turns cold very quickly. All other radiators in house are fine. Any ideas what the problem could be? Perhaps rusted up on inside so does not...

Hi there, I’m a complete novice when it comes to plumbing so bear with me please!! Basically we moved into a new build house and in March time we had a fireplace put in but had to move a radiator in our living room which was completed and no issues, heating worked fine....I think I only topped...

Hello, I know this question has been asked previously, but I am stumped. I have one cold radiator in a bungalow with an oil fired boiler. I have checked / can confirm the following: All other radiators are hot from top to bottom Both the inlet and lockshield valves seem to let water through...