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    Brand new radiator wont get hot

    all rads are off, i appreciate they will take a long while to cool right down but if this was going to work, how long would it be before the new rad would get hot?
  2. D

    Brand new radiator wont get hot

    no its not a towel rad/rail. its the rad in our living room. i am assuming that i can just turn off all the trv's to 0 and the one doesnt have one, simply turn it off? will get back to you.
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    Brand new radiator wont get hot

    Thanks for replies so far. Ok, its 15mm pipework. No ptfe used. Will try to explain this as best as I can. We have a ball joint on both the feed and return. We have disconnected the return pipe just before the ball joint just to make sure water was actually going through. Eventually...
  4. D

    Brand new radiator wont get hot

    I attached it to the existing pipework. Sorry, should have said brand new radiator replaced an old one. If I turn the rads off before and after this new one, would that force an airlock out or do I need to turn all the rads off in the house?
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    Brand new radiator wont get hot

    Hi, I have installed a new radiator tonight, complete with a TRV. This is set at 6 and the lockshield is open. But it gets luke warm across the top and stone cold at the bottom. Have felt the inlet pipe and this is boiling hot. Both radiators before and after this one are piping hot. What...
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