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valve

  1. D

    Thermostatic radiator valve lets water through at 0

    Hi everyone. Apologies - I'm new, but I promise to try and be an active member of the forum :) We're doing some decorating just now and it was suggested that we take off the radiators to make it easier for the plasterer. We decided to have a go ourselves rather than getting someone in for...
  2. samwardill

    Use of microswitch on Honeywell 2-port valve for auxilliary pump

    My boiler struggled to circulate throughout my house so my heating engineer installed an auxilliary pump a few years ago. On a recent service he identified that the auxilliary pump was not working. He said that it was down to the motorised valve and he wants to charge £350 to replace it. He said...
  3. A

    Thermostic shower replace valve

    https://victoriaplum.com/browse/all-showers/type_Exposed-mixer-showers?csi=SHS30&ds_kid=92700067325954114&gclid=CjwKCAiA8OmdBhAgEiwAShr407d2c-jzpnzzY-36CoW00ayMz-g6iHjgD2mPTxyhm5U7HSwbT8bYCBoCt2QQAvD_BwE&gclsrc=aw.ds#&gid=1&pid=1 I have the above shower/bath thermostatic mixer shower/tap. Have...
  4. planetf1

    replacing washer on toilet inlet valve

    I have an inlet valve that is allowing some water in even when the float is raised. I wanted to check the washer - presumably diaphragm, but after taking off the cap, I'm unsure how to dismantle the valve. Any tips? The inlet came with a NUCA C211 valve. The other option is to remove/replace...
    • planetf1
    • Thread
    • replacing toilet valve
    • Replies: 4
    • Forum: Boilers
  5. T

    Need parts for a Termobac valve

    Hi, an American here with a bum termobac valve plumbed in a safety gravity loop for a vented wood boiler. The valve can be opened and repaired. Can you point me to a dealer who stocks parts for a 2012ish 32mm female thread version? Thanks and regards. Todd
  6. L

    How to close gas valve

    I found this main gas shutoff valve (or regulator) when traveling in colombia - any idea what make and model, or how to shut it off? I just curious, in case of emergency
  7. L

    Hot water pipe 'inline air release valve' - Question

    Hi, DIY homeowner here. Ist floor of house. Front bathroom hot water draws from cylinder which is heated by the Greenstar 28i Junior Combi located on the same floor. To get from cylinder to bathroom, the water goes up, horizontally over a stairhead, and back down into the bathroom. After...
  8. A

    UFH mixing valve bypassing hot water directly to cold return

    I have a UFH manifold from Wundatrade with a Grundfos pump. The pump feed has a mixing valve which has a hot inlet from the thermal store, and a cold inlet from the return manifold. In-between the mixing valve cold inlet and the return manifold, is a tee which returns the cold water to the...
  9. P

    Leak from check valve

    Hi.. Flat upstairs had a leak over Christmas - They were on holiday and some damage was caused to my flat. The tenants above explained that the leak came from the valve below the main water supply handle, and that a plumber came only a month beforehand to fix this part, that then leaked again...
  10. B

    Unable to switch off external stop valve

    I need to switch off my water at the external stop valve to do a permanent fix on a pipe between that valve and my internal stop valve. There is no tap to turn on the external valve, just a round nozzle with no obvious way of twisting it. Thames Water is not responding. Any advice on how I...
  11. M

    Expansion Vessel leaking water - no air or water from Schrader valve?

    Hey, I've got a Grant Vortex that's leaking water from the seal around the expansion vessel - it's the round type about 50cm wide. The system is at 1.5 - 2 bar, but the expansion vessel has no air in it, and it's leaking water. No water is coming out of the Schrader valve either. The system...
  12. marc1974

    Diverter valve location

    Hi guys I have a worcester greenstar 24i rsf l combi And I just can't see the diverter valve
  13. C

    Help with toilet flush valve sticking

    I recently moved into a new flat and both toilets were dripping when not in use. I found that the issue was the flush valve seal and replaced it on both of them. It stopped the dripping but the issue now is that sometimes it sticks after flushing and I need to give it a wiggle to make it go back...
    • chris97
    • Thread
    • flush toilet valve
    • Replies: 0
    • Forum: Boilers
  14. S

    Ufh mixing valve and boiler flow temperature

    Hi, I have a combi boiler that supplies hot water to two ufh manifolds. We only have ufh and no radiators. I am trying to find the most efficient way to heat our home. What would your recommendations be on the following ways to set our system up. A) Set the ufh mixer to max so it isn't doing...
    • sam2972
    • Thread
    • boiler flow valve
    • Replies: 1
    • Forum: Boilers
  15. A

    TMV valve under bath with 22mm hot water and 15mm cold water mains

    The bath taps have 22mm inlets currently the cold water mains 15mm is fixed to the tap by a copper adapter 15mm to 22mm. The hot water is 22mm gravity fed. Is it ok to add a 15mm T to the cold water pipe and then add 22ml adaptor to the T to connect to a 22m TMV . I cannot find any TMValves...
    • Andy BYF
    • Thread
    • bath cold hot water mains valve water
    • Replies: 8
    • Forum: UK Plumbers Forums
  16. 0

    Thermostatic valve connection issue

    Hi, the other day I had a plumber over to fit a new TRV to a radiator on the ground floor. During the process I noticed the pipe connecting the valve to the piping under the floorboards was not properly clamped and was turning first counter and then clockwise. When the valve was fitted the pipe...
  17. D

    Worcester Heatslave Diverter Valve Problems

    Worcester Heatslave 12/14 Had a plumber out for a suspected diverter valve problem. He changed the top part and left. Next day he said the brass part might me a bit sticky, so he changed that. Now I have heating and hot water. Unfortunately the hot water comes out scalding for a short while...
    • Desperate from Wales
    • Thread
    • valve worcester
    • Replies: 0
    • Forum: UK Plumbers Forums
  18. M

    vibrating cylinder reducing valve 'standard practice'?

    Hello, I have a new unvented system with a horizontal 210L Joule hot water cylinder. The cylinder has been vibrating badly which you can hear throughout the upstairs (it's in the loft). The manufacturers have stated that there is too much flow going into the cylinder, and that the gas...
  19. T

    Pulsar Thermostatic valve leak

    Hi I have a Pulsar underfloor heating manifold with a leaky thermostatic valve. Plumber has managed to stop leak by tightening nut but this is 2nd time it’s leaked through ceiling in few months so was hoping to renew. However plumber been unable source a replacement/ equivalent as I know Pulsar...
  20. L

    PRV Multibloc Valve Strange Noise

    Having a problem with a recent installation. Fitted new unvented cylinder and boiler. Everything fine for 6 months Then I get a call from my customer reporting a water hammer issue. I attend site and fit a shock arrestor. 2 days later he phones me back... still doing it. He says when you open a...

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