wet ufh

  1. S

    Wet UFH Limestone DITRA?

    I am a customer not a tiler! My architect wants to lay limestone tiles directly on to the screed which is a sand and cement mix with the UFH pipes in it. This is laid on a solid concrete base. The screed has SBR and some fibres in it. My worry is that the limestone tiles with all their natural...
  2. R

    A testing day: Wet UFH with Porcel-Thin

    well have been asked to test fixing to wet under floor heating pipe system with porcel thin so first i tested the tile to see how much movement it would allow before fixing so put two battens at each end of a 1200x600x4.8 giving a 150 mm loading each end then loaded the middle to test...
  3. S

    JG Speedfit Wet UFH overfit system??

    Any body fixed tiles over this...Got the spec sheet In front of me and a bit nervous of tiling on suggested method(according to spec and tech helpline) it does state that it can be tiled on but... So basically it's a foil covered 25mm kingspan with 15mm grooves cut in for the pipes, the panels...
  4. S

    Tiling Advice Wanted - Over Wet UFH

    Hi All, I have some 600x600mm Marble tiles to lay over an underfloor heating system and would like advice on adhesives and fitting please? Floor Construction [*=2]220mm Suspended timber floor joists - ***New build and pretty level*** [*=2]Batons supporting 100mm Rigid Insulation Board...
  5. aflemi

    Floating Chipboard Floor over Hetta wet ufh pipes (like polypipe)

    This is about a Victorian conversion property I am buying. I agreed purchase on condition that I fitted out 2 bathrooms. Builder has constructed the following floor structure: "The floor make up is as follows. 22mm chipboard glued joints and onto the Ecojoist. 6mm Accusti rubber mat laid over...
  6. R

    Wet ufh screed

    A question for anyone in the know, I'm retro fitting wet ufh down stairs in my house, I'm taking up the timber floor boards acro proping the timber joists to help carry the addition load,fitting Kingspan in between the joists, then the pipe work, The screed to use is my question, does anyone...
  7. T

    Wet ufh system issue.

    Went and had a nose at a job this aft and left a bit baffled.the customer rang around three mths ago wanting 70m floor laid,but I was too busy and thought nothing of it. He called again this week so I went and had a look.mainly wondering why no one had done it yet:-/ Its got a wet ufh system...
  8. J

    Cracked travertine over Wet UFH - help

    I would be grateful for any advice you could give me. I have recently installed 600x450 travertine tiles in a fairly large conservatory 6.5m x 4.5m over wet UFH. Used 8-10mm beds of flexible adhesive and flexible grout with 3mm spacers. My father did the installation. He's a bricklayer so is...
  9. AliGage

    Help with wet UFH Install.

    Im involved with a large renovation project at the moment and due to other jobs on the go and other people not pulling their weight we are falling behind. I've got two bathrooms to take from shells to completion in three weeks! I've now taken on a labourer full time to cope with everything. If...
  10. M

    Fibre slc thickness on wet ufh

    What kind of depth of fibre slc on top of wet ufh pipes
  11. A

    preparation for bathroom floors with wet UFH

    3 bathroom floors, all with wet UFH, currently have movement in them. Two of them have walk-in shower areas, grout has broken in many places, tiles have lost alignment, tiles move and some are so loose it wouldn't take much effort to get them up. After the existing tiles are taken up what is the...
  12. kilty55

    wet ufh between joists and timber overboard advice

    hi all, i have a job to look at for a customer who is getting conflicting advice from the ufh installers and the joiners the ufh installers are putting in an inbetween joist system of some sort and are advising screwing 22mm ply to the joists as an overlay and tile direct the joiners are...
  13. A

    Wet UFH

    I am not sure if this is on the correct section but here goes. When this is tuned after tiling you are supposed to run at a minimum temp and gradually increase over the week. My question is how is this done. Right now the manifiold is set to the lowest temp which is 35c. The ambient room...
  14. R

    Suspended floor with wet UFH query.

    Been to see a job tonight, 2 1st floor bathrooms tiled by a builder in a barn conversion. Needless to say its a poor job and they want them re-doing properly. They've already had a 'tiler' in (off one of them ratings sites) to repair cracked grout and of course its cracking again. It looks like...
  15. K

    Timber wet ufh

    Hi There. Do we comission a wet ufh system floor that has a timber ply base like an anhydrite screed. Bring up 5 degrees a day to maximum waterflow temp for 5 days then gradually back down. Have done many anhydrites but first timber. Many Thanks Kevin
  16. T

    Newbie needs help - tiling on concrete floor, insulation and wet UFH

    Hi all, new here so hope you can bear with me. Have already read loads of posts that partly address my queries, but am still a little unsure how to proceed. Have had a lot of trouble with cowboys and tradesmen who don't get back to me re quotes etc recently, so would like some advice if...
  17. B

    Wet ufh Polypipe type.

    A customer of mine is having installed polypipe or similar wet ufh directly on top of concrete floor. Now apparently the company are saying it is fine to tile directly to the pipes and base? When I have worked on these floors before the system has been under a thick concret bed so I woud use...
  18. A

    does wet UFH need ditra matting???

    Hi. I have a sand and cement screed (75mm deep) with wet underfloor heating installed. The screed will be 5 weeks old when tiles are planned to go down. The underfloor heating will have been run up to temp and down over the 5th week. I'm currently getting quotes to tile it. I've read that a...
  19. S

    Wet UFH -Timber floor

    HI all I was asked to quote for tiling a timber floor with a wet UTH system and keeping the finished height as low as possible. My solution - take up floor boards strengthen floor using noggins @ 300mm centres screw down @ 150mm centres 25mm WBP boarding and glue joints. Lay ditra matting and...
  20. K

    Comissioning of wet UFH

    Good Evening. I'm sure it will have been covered but have spent 1 hour looking. Soon have a wet UFH system on an anhydrite screed coming up and would like to know the plan for the comissioning of the heating system. At what temperature i start at,over how many days,what the maximum temp i go...

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