underfloor

  1. R

    Wet underfloor wired to combi boiler

    Hi I'm trying to connect up a wet underfloor system to a ferroli combi boiler it's wired through a poly pipe single zone wiring master , the question is how do I wire up a switch live from the wiring centre to the boiler when the boiler needs a perm live to feed hot water on demand can't see...
  2. S

    Underfloor Heat Mat Earth Grid

    Hi, I have a customer who has purchased a underfloor heat mat for his bathroom, to fit under his carpet. When fitting this thing I told him it required an earth, as it was not within the cable feeds to the elements. I put a 1.5mm Earth cable down to behind a pedastal basin, so that they could...
  3. M

    Underfloor Heating over 13A??

    Hi there, I’m looking for some advice regarding underfloor heating. The conservatory is 20.9m2 and total power is 3.344kw. At 230v this gives me a current rating of 14.54A. The controller is rated at 16A, normally I supply controller via 13A switched fused spur but with this increased loading I...
  4. M

    electrical underfloor heating

    Hi, I am new to underfloor heating testing and wanted to get some feedback from anyone experienced with testing such systems. From info gathered it appears there are 2 basic types of underfloor heating. Elements with a screen that is connected to earth for installations in bathroom and wet areas...
  5. T

    advice for a newbie - Heat Mat (underfloor) in a mobile home

    I've been asked to go out and look at a job - wiring in a Heat Mat to go under some tiles (bathroom I think, but not been out to visit yet.) Firstly, I've never done one of these before, so any pearls of wisdom would be greatfully received. Secondly, I'm assuming that a 'Park Home' (static...
  6. N

    Aube TH232 used under Travertine not working well

    Hi We've just had Aube TH232 electric underfloor heating fitted under a new Travertine floor in our conservatory and although the tiles are warming, they're doing so very slowly. In fact, we've manually set the temperature to 40C and its only at 21C ( on F mode) after 3 hours. Can anyone tell...
  7. A

    Please Help with Wiring Diagram !I was wondering if somebody could help me with a wir

    Hi fellas, I was wondering if somebody could help me with a wiring diagram please, it is an existing system that has had underfloor heating added. The system is: Oil fired fully pumped system ie motorised valve on heating motorised valve on the dhw Addition: Underfloor heating manifold...
  8. B

    underfloor heating advice please

    Hi I went to see a job this evening for a building firm that I do their electrical work for them reguarly. The house was extended last year which comprised of a lounge and 1 bedroomabove. the elecrical firm installed a seperate ccu with RCD protection with one mcb for the ring main for the...
  9. U

    underfloor heating programmer/thermostat

    Hello, Can anyone recommend a programable thermostat for underfloor heating, preferably 13amps. Thanks, U watt
  10. L

    Underfloor Heating / Rads Ufh3 Heatmiser

    Good evening, my knowledge with heating isn't great, so thought ide seek some advice. At current there is a heating system (Gas boiler) which is serving heating (rads) / hot water. The plumber has said he's slightly puzzled from the system to weather its a Y or an S plan. They've had an...
  11. Dan the spark

    Underfloor heating

    Hi guys, A bit of guidance required, am down to wire up a central heating system along with underfloor heating( ufh is made by John guest) plumber has left me with a heating wiring centre and also an 8 zone underfloor heating panel, looks like a f/a panel. question is.... Do I need the wiring...
  12. A

    Electric Underfloor Heating Wiring

    I will be installing Warmup electric UFH in my bathroom today and would appreciate some guidance with running the heating element power cable to the thermostat. I had planned to run the power cable within the 150mm vertical "safe zone" of a stud wall to the thermostat which will be located on...
  13. sythai

    large underfloor heating..... advice + pointers please

    After any pointers/ advice please/ is it possible.... Off to look a job later on, underfloor heating install. But it's Slightly bigger than my usual bathroom mat I may put in from time to time. I've got a couple of large areas to price/spec up around about 30-50m squared each - lounge and...
  14. E

    underfloor heating controller showing signs of melting

    Hi all I was called out to investigate a heating matt which had stopped working. On closer investigation I found the unit and connections had melted and same for fusespur. Could this be a fault with the matt, mayb thermostat fitted in the wrong place and not operating how it should. Is...
  15. D

    Underfloor heating mats

    Hi all, been asked to quote for putting in underfloor heating, but have never done it before. Whats the ' standard way' of wiring them in ? Have checked some online ones and they are around 300W , Ib of around 1.5 amp , so can fuse spur off ring ? or best dedicate circuit ? Wattage prob...

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