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mixer valve

A tap (also spigot or faucet: see usage variations) is a valve controlling the release of a liquid or gas.

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  1. R

    hot water pressure feed to bath

    I'm fitting a new bath with a "coolfill" filler ( built into side of bath) via a shower type mixer valve recessed into the wall above the bath. The existing hot feed was on 22mm copper pipe thru to tap but the new mixer only has half inch "cylinder connectors" connectors the biggest outlet I...
  2. P

    Size of pipework and need for manifold

    Hi, This is my first post so please forgive any errors. We are installing a woodchip boiler to replace our old oil boiler and have a problem connecting it to the existing heating circuits. We’ve tried to get a plumber but everyone gets scared off when we say it’s a woodchip boiler. Anyway...
  3. U

    upstairs hot water warm

    Downstairs hot water in taps is very hot, upstairs is warm and the flame in combi boiler doesn't burn on full as it does while downstairs tamp open. That are the possible reasons?
  4. W

    Bath with 3 holes on the side????

    I have never had to work on a bath that has 3 holes on the side. It has the middle with a spout coming out of it, and either side for the levers, i have never had to work on a bath like this, but already know the bath will have to come away from the wall for me to get to it. Is there a mixer...
  5. T

    underfloor heating ground floor , rads on first floor.

    something i dont fully understand , if uf heating runs half or so as cold as rads how do i keep it all in one system? what i mean is how do i keep the rads on the first floor running hot and the uf heating on the ground floor running cool? sorry if this is obvious , ive never put in uf heating...
  6. P

    cold tank back filling.

    Hello all, heres one to get all you so called plumbers thinking, i have been called to a job where the cold water storage tank in the loft is being back filled via the cold feed pipe into the hot water cylinder and thus over flowing the cold tank to the outside, and it really gushs out. Turning...
  7. S

    mixer valve water regs

    anyone heard the new one about having to install a hot/cold mixer (temp limit) valve to the hot water inlet on all new bath installation?? comes into effect oct so i heard
  8. R

    Low Pressure Taps - where are the really effective ones?

    Like many I have a gravity fed system and upstairs only have about 1.8m from bottom of header tank to bath taps However when I moved in I was surprised to find that the main piping was done in 28mm upstairs to within 3m of the baths and basins at which point it went to 22mm to bath and 15 to...
  9. cr0ft

    Grohe Grohtherm 1000 BIV Thermostatic mixer valve problem

    Hi all, I've installed one of these today, finished tiling it in etc. On running the shower, good flow regardless of temperature setting but even on max temperature the temp is only luke warm (but noticeably warmer than min temperature). Obviously the shower is now tiles in etc and access...
  10. S

    mixer valves

    i have a client that wants a lower hot water temperature at his taps, I have recommended placing a mixer valve at the outlet of the hot water cylinder to reduce the temp. i don’t want to drop the cylinder stat down, and a mixer at each tap would more expensive. Its an open feed cylinder...
  11. R

    Adding a UFH zone to a Y Plan system

    Hi, I'm looking to add a UFH zone to my current CH and DHW system that runs on a Y plan. I'm not a plumber or electrician and all the info I can find on the net seems to suggest going to an S plan to make the three systems independent. The electrician I'm using is suggesting just tieing the UFH...
  12. T

    Water connections

    Hi I am installing a shower thermostatic mixer valve and I am not sure which side connects the hot or cold. The temp. adjuster is on the right as you look at it. It is a crosswater Kai valve.
  13. W

    price to fit new bathroom suite

    hi, was just wondering what price you would give to take out and re install a new bathroom suite, the bathroom is being gutted so basically you dont need to be carfull of fixed tiles etc, same pipe work is being used except for little adjustments to final connections, all materials are being...
  14. G

    Hot water goes back down the cold pipe

    Strange behaviour of a shower mixer run off a combi boiler: when I run the shower and try and use the mixer valve it only runs cold if the hot is completely off. If I try mixing hot into the stream the temperature rises to full hot only, which is uncomfortable, and when I switch back to full...
  15. J

    Combi boiler to run shower and/or bath tap

    I recently ordered my new bathroom and bought v&b tap and a shower for the bath. I am going to have mixer valve to switch between either bath tap or shower on/off. I currently have a combi boiler, approx. 3/4 years old (Vailant). Can I run this system from this existing combi? I want to have...
  16. W

    Plastic or copper ?

    Sorry if this has been asked before - new to this forum Currently putting in an ensuite... pipes for shower and sink cabinet etc will be behind wall that I will then tile over.. Is plastic pushfit as good as copper.... basically I don't want to be knocking tiles off my wall in 5 years because...
  17. A

    Reducing pipe size for shower

    Hi, this is my first post here. I am fitting a shower mixer valve and need to run the hot and cold pipes in the wall. The wall has been plasterboarded ready for tiling and behind it there is a plastered bricked wall. My question is if I reduced the pipe size down from 15mm to 10-12mm for the...
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