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underfloor

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  1. nigel52

    Underfloor wet system design query

    I have a OMNIE designed wet underfloor heating system on three floors. Ground and 2nd floors work well with those two floors having a single manifold and recirculating pump for the various zones. On the 1st floor the rooms are split over two manifolds each with its own recirculating pump...
  2. P

    Wiser Kit 3 with underfloor heating

    Hi, I'm after some advice on converting my current CH system to Wiser smart system. In particular, looking for advice on whether I can use the Wiser Hub without using Wiser's specialist Underfloor heating controller. Current set-up • System boiler (Vaillant ecoFIT pure 630) with unvented hot...
  3. BubzyT

    Underfloor goes off - stays off

    Hi. Really strange one. Our underfloor works lovely. But once it clicks off, it stays off, resolutely. This can be either from the zone thermostat or, strangely, after we've showered using water for a megaflow tank. It's speedfit manifold but I think problem might be with JG wiring...
  4. A

    Underfloor heating - zone not heating properly

    We moved into our flat over the summer and haven’t really used the heating much and no guides or anything we left so really don’t understand how it works! It is a wet underfloor system, with 5 zones controlled via a Loxone app (smart home system). Currently the room furthest away from the...
  5. N

    How should I efficiently operate my underfloor heating?

    We have a weird 'dual' system in our 2 floor house we just rented out - meaning that the ground floor has an underfloor system and the top floor has a classic radiator system. Both are hooked up to the gas boiler (as well as the hot water tank/cylinder). I've never had underfloor heating before...
    • NJlookingforhelp
    • Thread
    • heating underfloor underfloor heating
    • Replies: 2
    • Forum: Central Heating Forum
  6. K

    Underfloor heating manifold

    Hi all. We have underfloor heating on a couple of levels in our house. One floor was not heating and I asked advice from a plumber we have used before. I sent him pictures of the manifold in question. While this was going on I switched off fuses and replaced batteries etc. The heating has kicked...
  7. J

    Underfloor heating mixing valve issues

    We’ve had a UFH system installed as part of our home renovation which is run alongside our existing radiators. Some of it is in rooms with LVT flooring which means we’ve got to be careful with water temperature (floor temp limits are set, but can easily overshoot if water is too hot). Our...
  8. A

    Completely clueless underfloor heating

    I live in a property where underfloor heating was already installed by a previous owner. No manual was left, not even sure of the model/setup of our system (other than the fact that it’s a wet system linked to my boiler/central heating system & I can see these pipes behind a cupboard). It is...
  9. M

    How to get underfloor heating flowing

    I am seriously stuck with an underfloor heating system which isn’t getting warm enough. I have previously had it working perfect in January however is been off a year and now decided no to play ball. I have changed the reliance thurmogaurd mixer which has helped and the manifold is now getting...
  10. D

    Advice on faulty water underfloor heating system

    Hello all and hope everyone is well, New to the forum and would be very grateful for any expert help. I live in a small flat that has underfloor heating zones in living, bedroom and bathroom. Unfortunately, the floor no longer heats up when I activate the bedroom and living room zones...
  11. R

    control underfloor heating pump wirelessly?

    hello newbie diy-er here looking for some guidance please :) gas boiler (downstairs) was connected to underfloor heating pump and valve (attic, along with hot water storage tank), coming on with the hot water the wiring between the two has failed - cable was exposed to water leak - so now I...
  12. S

    Heating system underfloor/hot tub

    Hi everyone. I have a problem that is beyond the skills of my plumber, I have 2x Shepherd huts in a field with a hot tub and underfloor heating. I would like to install an external log burner that would run the underfloor heating, heat the hot tub on a similar curcuit to the underfloor heating...
  13. P

    Moving pipe work for Underfloor Heating

    I am doing some work for a client which involves moving some pipe work for the underfloor heating. They would like it moved the adjacent wall so they can install a washing machine in the cupboard. I have included a picture below of the fixtures and the walls. Question is, can it simply be moved...
  14. W

    Polypipe underfloor heating not heating up properly after a few years

    Had polypipe underfloor heating installed around 4 years ago. Flow rate used to be around 2.5 l/m now its just over 1 l/m. Tiled floor now is heat patches I have a nest connected to this also. And 3 zones come on at once in same port on slave unit I've changed the pump, diverter valve and...
  15. R

    Underfloor heating pricing

    Hi I have a 600 Meter square new build commercial job to install UH . I am mainly a domestic plumber and this job is quite big for me. And i was wondering if i could get some ideas on how to price the labour. looking around 2 weeks to complete the job with 2 men and a apprentice. any help would...
  16. I

    Underfloor actuators working on one system but not on another?

    Downstairs I had a 12 port Hetta underfloor system installed by a plumber. Upstairs I installed an 8 port Hetta system myself using the existing pipework which had an old system on. Both systems are now fully Hetta with exactly the same components on (wiring centre, manifold, actuators...
  17. K

    Underfloor Heating Pump Settings

    Hello, I have a piped underfloor heating system in the kitchen. The valve/mixer/pump unit is under the stairs. It has a number of settings and a digital display. Settings include PP1, PP2, CP1, CP2, I, II, III, Auto, a number followed by W, and what looks like a night mode setting. When I...
  18. thedoomguy6312

    SMART thermostats mixed underfloor radiators for ashp

    Hi all, Would value your input. I have recently replaced a boiler with an airsource heat pump. The heat pump feeds ground floor and 1st floor underfloor circuits as well as radiators on 1st floor and second floor. Rooms with underfloor have thermostats (but they are not smart). The radiators...
  19. R

    First Underfloor heating install advice and tips

    Got an underfloor heating to install and Ive done a few repairs on manifolds etc but this is the first design and install for me. Advice and tip requested. The job is a kitchen extension with under floor heating this .will be added to the existing rad heated house. The new heated areas will be...
  20. A

    Electric heater for wet underfloor heating

    Hello I've got a wet ufh heated by gas boiler. Is it possible to connect an indoor electric heat pump or heater that would fit in the utility room cupboard and be used during the day when solar panels are generating excess electricity?
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