radiators | Page 5

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radiators

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  1. B

    Column radiators cost to heat house

    We have recently installed column radiators (stelrad regal) pretty much throughout our house during renovation/extension work. We choose steel radiators for the classic design. I knew they would contain more water than traditional radiators but that information isn’t really advertised and I just...
  2. Y

    Two cold radiators, rest fine, balancing doesn't seem to help

    Hi everyone, I have CH with a system boiler with a header tank and 8mm micro bore pipes to the radiators, fairly standard setup I guess. House is 1990s. My issue is that two of my radiators are cold, while the rest are perfectly fine. Both the problem radiators are downstairs and close...
  3. nick_a_louse

    Air getting into upstairs radiators. Possibly caused by kettling?

    I need some help from the internet before I waste any more time and money trying to fix air getting in to my central heating! Looking for advise on what to do next, as the 3 plumbers I've used so far haven't been much use. Down in East London, near Romford for what it's worth! Issue summary...
  4. B

    pressure very high. all radiators on even when trvs closed.

    hi all some advice combi boiler is heating water and heating comes on fine. its an ecotec plus - vaillant Issue - Pressure is way to high, sits at 3.3 and goes right up to 3.7 when on. im worried something bad will happen soon. im not sure when it started, but been like this for a month or...
  5. C

    Radiators with or without TRV's

    I have 2 vertical radiators , when the TRV is fitted the radiators fail to get hot. I have replaced both TRVs for new and check the operation of the valve to confirm is correct operation but still no heat If I removed the TRVs completely the radiators get hot, I would be grateful if someone...
  6. F

    Are these radiators odd/special sized?

    Hi everybody. I am currently renovating my house and it has come to the time to plaster the lounge. Therefore, I new to remove the old radiators that are in there. They are single skin radiators and look very old. Therefore, I want to replace them. So, I measured them both and promptly...
  7. A

    Radiators very slow to heat up

    Radiators very slow to warm up on ground floor. I live in a two storey house with unvented hot water cylinder and closed CH system. Boiler is on ground floor. The unvented hot water cylinder, water pump and expansion vessels are in the loft. Ground floor CH has two port valve and radio...
  8. F

    Loft Conversion Radiators

    I have recently added an extra floor to my 3 bed semi by converting my loft. I ran a dedicated circuit in 22mm to a towel rad and a single radiator. It is on its own zone valve. The boiler is a Worcester Junior combi. I have plumbed and wired this in myself. I a part P electrician. The pipes...
  9. J

    Radiators cool down after getting hot?

    Hi, I have an issue of the radiators. When the boiler starts to work, all house radiators start to get hot, but after about 30-40 mins, there are upstairs 3 or 4 radiators are getting cool down (maybe because the house temperature reaches the set temperature?), but others are still warm/hot...
  10. D

    Radiators in a farm house

    I hope this is the right part of the forum. We are going to place a central heating system in our house. But I came across some question and was hoping for some advise. I will use a 25kw pellet boiler to heat up my hot water for my radiators and showers. I will use Pex piping on the ceiling...
  11. DJseals

    Upstairs radiators only work when HW is on

    Hi guys, Weird issue i am having with central heating. I thought it was a pressure issue as rads upstairs were heating intermittently or just getting warm sometimes while rads downstairs are hopping. I have found that upstairs rads only work when hot water is turned on. Its zoned with a 2 port...
  12. T

    Hot water working, but radiators not. Can anyone solve please?

    Hi all, I really appreciate any help here - I’m not a plumber and live alone. Two days ago everything was working fine, but then someone came to do my gas safety inspection and since then my hot water is still normal but my radiators aren’t working. I have made sure the gas pipe is turned to...
  13. O

    Viessmann Vitodens 100-W Radiators not hot enough.

    Just recently my bungalow radiators have not been getting hot enough to heat the rooms sufficiently enough. My domestic hot water temperature is fine. My radiators have TRV's and are not stuck. When operating in the Heating mode the boiler temperature gauge runs at about 60 degrees C. We have a...
  14. J

    Radiators not getting heated due to hot water priority

    Hello all, I live in Lisbon, Portugal and having a hard time getting good advice on my heating system: Vaillant Ecotech plus boiler, Vsmart controller and 200L Junkers hot water tank. I understand the system prioritises hot water but it is to the extent that in normal operating mode the...
  15. J

    Radiators on ground floor stone cold

    Hi, We have a issue with our heating, where the radiators upstairs are roasting hot, yet the radiators downstairs are stone cold . We had a powerflush done the other day which didn't help ...Two radiators out of four (including lock shields and TRV's) on the ground floor where changed, but...
  16. Gidders

    New Radiators Not Working

    In May I had my garage converted into a room & the builders plumber A, fitted a new radiator in there & moved the one in the hall In June my plumber B, fitted a new gas boiler. Now I've had the central heating on I've found the 2 new radiators don't heat up - all the other radiators in the...
  17. G

    1980's Radiators with only one valve

    Hi folks, I need to remove at least a couple of radiators in a house that I have recently purchased. I am not a plumber or heating engineer but I am an engineer (mechanical and hydraulics) so I am familiar with the way things work. However this house has radiators that I am not familiar with...
  18. M

    Getting hot water but no heat to radiators.

    Hi, I am abit stuck and cant really find a solution anywhere.. So, i have an F&E gravity system. The central heating pump needed replacing as the shaft had seized, changed it all well and good pump working lovely. I am getting only hot water The mid position valve is on the middle setting , if...
  19. C

    How long for system to stop requiring radiators to be bled?

    Hi The system was drained 6 weeks ago as the valves on all radiators were changed in preparation of Evohome being fitted. I had to bleed the radiators for quite a while after the system was refilled - to be expected. It is now over 6 weeks and there are still 2 radiators that I am having to...
  20. F

    New Radiators

    Hi, We've purchased Type 22 double radiators to replace very old single ones. As you can see by the photo the pipes are way out. We've concrete floor and a new flooring down so moving pipes not an option. Someone mentioned adding bends but said it would look awful. Or do you think Type 11...
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