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  1. C

    run 22 mm pipe off 15mm to connet UFH manifold

    Yes.
  2. C

    run 22 mm pipe off 15mm to connet UFH manifold

    You need to connect into those 22s, you'll need to put extra zone valves in which will need wiring to the boiler. You might need an ABV as well. Your heating engineer will be able to advise
  3. C

    run 22 mm pipe off 15mm to connet UFH manifold

    Not if you want independent control (which is best)
  4. C

    Should my bathroom waste be vented?

    It would of been so easy to do at the time of install I dont know why they wouldn't of done it.
  5. C

    indirect unvented 120l with twin immersion?

    Several cylinder companies will make a cylinder to your requirements, wont be cheap though.
  6. C

    "how to wire a Nest" Potterton Performa 30 HE boiler

    Terminals 1 and 2 on the boiler to terminals 2 and 3 on the nest.
  7. C

    Shower tray movement

    The light weight ones dont last. Stone ones last a lot longer, yes they are heavy.
  8. C

    Shower tray movement

    Adhesive foam would be better than expanding foam, but them light weight trays are crap.
  9. C

    White pasty stuff in hot water supply

    Have you got a water softner?
  10. C

    TrVs not working?

    Trvs dont control the heat of the radiator they control the heat of the room, so if the room is warm the trv might not open untill no 4 or 5, like wise if the room is cold they might open at 2 or 3. Trvs are a bit cumbersome for accurate temperature control so you will get some variance. If a...
  11. C

    Lukewarm bathwater

    If it's a reasonably new build house there might be a blending valve fitted under the bath.
  12. C

    TrVs not working?

    Are they cheap unbranded TRV's?
  13. C

    Radiator corner valves

    Do they do corner TRV's?
  14. C

    Replacing leaking rad valve without draining system?

    If it's open vented bung the header tank first, if its sealed just knock the pressure off then swop it.
  15. C

    Radiator corner valves

    99% of trvs use that connection you have, unfortunately there is no easy way of getting the valve on and off when the pipes come out the wall like that.
  16. C

    Worcester 28i junior boiler, power has been off and now can not get the pilot light to comes on

    Your boiler doesnt have a pilot light.
  17. C

    UFH TMV

    Just replace the whole valve at the manifold.
  18. C

    Tidy Plumbing / good job?

    Looks like a slightly old/cheap spec bellway home. The newer ones use preplumb cylinders.
  19. C

    Pipe fittings / changing bathroom radiator

    That will look good.
  20. C

    Pipe fittings / changing bathroom radiator

    Move the pipes under the floor.
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