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  1. Z

    how to complain or change the building controller

    he said it was not. he is very awkward and heard to talk to giving time as an excuse. the original plan was to put concrete beams and blocks as we did with the extension. however, when I took floor board off there is not much space underneath. if I install the block and beams I end up with...
  2. Z

    how to complain or change the building controller

    my house was built in 1963 on a concrete platform of 300 thickness. I am building an extension and renovating my main house in the same time. both planning permission and building reg was granted Feb. 2019 by my local authorities in the south west. the work has started but due to corvid and...
  3. Z

    what is best floor for underfloor heating

    the downstairs is all tiles as I was able to screed it. but this is the second floor where it is going to be laid joists, therefore, you can not use tiles
  4. Z

    what is best floor for underfloor heating

    I am upgrading my house and have installed under floor heating. what is best floor that is suitable with underfloor heating, is it Laminating real wood bamboo and what thickness
  5. Z

    Worcester boiler 24 CDI, boiler does not fire when there is demand for DHW otherwise it fires up

    Many thanks for the advice, worcester bosch genuine part has been fitted
  6. Z

    Worcester boiler 24 CDI, boiler does not fire when there is demand for DHW otherwise it fires up

    good point, however, I believe most combi boilers work on the same principle when it comes the DHW output. also it is sensor responsibility to to shut the boiler down when the temperature accedes the limit. furthermore, both sensors looks exactly the same , identical
  7. Z

    Worcester boiler 24 CDI, boiler does not fire when there is demand for DHW otherwise it fires up

    I did more test on the boiler today and found out that both the fan and the pump work for a short time then they stop when there is a demand for DHW. this gave me the indication that the microswitch is working and does its job by passing the order to the PCB to fire the boiler However, when...
  8. Z

    Worcester boiler 24 CDI, boiler does not fire when there is demand for DHW otherwise it fires up

    This boiler dose not fire up when there is a demand for DHW, but the it fires up when there is a demand for CH. The diverter valve works ok its head extends when there is a demand for DHW and engages with the microswitch on top of it. Also the pump is working but the boiler does not fire. I also...
  9. Z

    heating system recommendation

    I have extended my house from 4 bed detached house to 6 beds with 4 bathrooms. I have also replaced all the windows and upgraded the CH to all underfloor, both upstairs and downstairs. 3 manifolds, each serves 6 zones. both DHW and CH are currently supplied by 28cdi Worcester combi boiler that...
  10. Z

    how to wire a landing light that can be turn on and off from 3 switches

    how to contact the landing light to 3 switches; one at the bottom of the stairs, one at the top of the stairs and the third onw will be further down the upstairs landing. I have wired 2 way lights and I assume the the third switch (which is the further down the upstairs landing) will be the...
  11. Z

    how to treat damp like this

    how to stop damp like this it is rising damp at the front setting room, see pics
  12. Z

    what is the best sound and heating insulation

    yes it is the first floor. the the ground floor has already been done with 100mm ridged broad, underfloor heating and screed. I am trying to insulate the first floor so that I can fit my aluminum heat spreader plates. what is the thickness. 100 or 150mm
  13. Z

    what is the best sound and heating insulation

    I am trying to insulate my house first floor i.e putting insulation between joists so that I can install underfloor heating. what is the best cost effective insulation and what is the thickness
  14. Z

    help with underfloor heating design

    I am modernizing my house by installing underfloor heating in whole house, upstairs and downstairs. However, due to the layout of the house I need 3 zones, i.e. 3 manifolds, each 6 circuits. What is the best way to connect these manifolds back to the boiler? I have 3 manifolds 3 wiring...
  15. Z

    Minimum size of vent pipe for upstarts toilet

    I am installing a bathroom upstairs. I understand the pipe that is going down from the boss junction has to be 4 . What is the minimum size I can fit on top of the boss junction fore venting? Can I fit 2.5 inch?
  16. Z

    how far the socket from the gas cooker

    we are renovating our kitchen and replacing the old (60cm) cooker with either 90cm or 100cm. However, if we install 90cm the horizontal distance between the sockets (on both side of the cooker) and the cooker is 15cm but is we install 100cm the distance will be 10cm. ideally we would like to...
  17. Z

    shower trap size

    which shower trap to order for shower tray with hole diameter of 50mm. there are so many variations in screwfix sits, would the blow fit https://www.screwfix.com/p/mcalpine-shower-trap-chrome-70mm/5426p.
  18. Z

    Champion 50 mower keeps cutting off

    sorry for got yo attach the photo, here it is
  19. Z

    Champion 50 mower keeps cutting off

    attached a photo of the valves. what I am supposed to look at. both plates going across have clearance. shall I tightened the blot of untightened
  20. Z

    Champion 50 mower keeps cutting off

    try this link
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