cement

  1. S

    low thermal resistance Cement board over UFH?

    Hi all, some advice would be greatly appreciated. So the builder messed up in the loft during a major renovation in our house. In short, we have UFH boards laid out throughout the loft room and the en suite. At this point, the polypipe type foam boards and attached pipes are all on the same...
  2. P

    Cement board and Ditra

    Excuse me of this has been done to death but my normal prep for chip board or floor boards (besides fixing the boards themselves) is to glue and screw 6mm cement board then over the top with Ditra mat. Is this too belt-and-braces to do in every situation or is this the norm? Cheers.
  3. Adam18Spring

    Wet room, cement on top of Anhydrite screed

    Hi guys Long time reader and lurker, got so much great advice... Quick question, i have a Anhydrite screed currently that was put down in a wet room (Wet UFH 50mm thick) it is currently 50mm lower than the finished floor height needs to be. My question is, would it be the following buildup be...
  4. P

    Black Limestone - Cement stain removal

    Hello I have laid black limestone :-( and now have quite bad cement staining. I power washed it which I think has made things worse! Images below. I have not yet done the jointing and on reading this forum know that I need to seal the flags before jointing. However, first I need to remove...
  5. Balloo

    Cement based liquid screed

    Has anyone worked with cement based liquid screed im not talking about calcium hydrate form , Ive been told they may need to be sanded ?
  6. Z

    How to safely tile wall above bath with very heavy encaustic cement tiles?

    Hopefully you experts can help me out. We have a plumber booked and our friend is a plasterer/decorator and has done a lot of tiling (he did a great job of all our other tiles but he’s never come across the giant tiles we have bought, and I want to be specific about how we fit them!) We’re...
  7. P

    cleaning tile cement of split face stone

    We have just had fitted a full wall in Nepal gold slit face stone, the tiler has got a lot of tile cement on the face of these, I don't want to clean with brick cleaner because of the gold flake on the face, I tried water and a sponge but the tiles return back to white haze. I was told it can...
  8. T

    Should I leave this behind the cement board?

    Hi, removing the old plasterboard to replace with hardiebacker 12mm . I'm no pro so i'm asking is this wood meant to be behind the plaster, should I remove it before putting up the cement board and install into studs, or just install over this wood? judging by things around the house I'm not...
  9. T

    Cement board screws?

    Hi, just a quick question. What screws should I use/you use on new cement boards in the bathroom before tiling? The Hardie screws are not that great I'm told, do you have any links to screws good for mounting the panels to the wall.
  10. S

    18mm cement board UHF

    Hi everyone. Id need advice asap.;) They called me to do a travertine floor. They put 18mm cement board uhf onto a primed concrete floor with flexi adh. Some of these boards were still moving (I think not enough adhesive under), so the next day they drilled and screwed them to the concrete. We...
  11. J

    Porcelain on ufh sand n cement screed

    Hi, I’m struggling on finding enough info about porcelain tiles being laid straight on screed with ufh. The underfloor heating has currently been running for about 6-8 weeks at no more than 20 degrees. A few cracks have appeared over that time. I was hoping to now uni bond the floor and lay...
  12. A

    Leveling floor with cement board

    Ive to tile 2 floors that are in 1 room with a dividing wall half way across the middle however im in a tricky spot and with floor levels. Its an old house and floors where in a bad way. In one room ive grinded it down all flat and near level as i can get it. Theres also an inch step into the...
  13. M

    12mm Ply + Cement board + Tiles on stud wall

    Do you think, from floor to ceiling, 12mm thick plywood plus 12mm thick cement board (e.g. Hardiebacker type board or similar) plus metro tiles is a tolerable weight to be attached to timber stud? Wall would be 1 metre wide by 2.3 metre high
  14. D

    Tiling onto new sand & cement render or tanking

    Can I tile straight onto sand and cement render (with an spr coat) in a shower area? Or does it need tanking? Am i correct in thinking its better without a finish coat? Thanks
  15. Q

    Which tile adhesive did you use the most during 2017?

    Our annual poll is here. I know it's not the end of the year yet, but most of us should know by now which ones we have used the most. Which tile adhesive brand did you use the most during 2017? Vote for only one. Adhesive reps voting for their own brand will have their votes removed. Votes...
  16. D

    Cement board or de-coupling or both

    The question is in the title really Do you guys tend to use one or the other or both I know the jobs vary but just as a general rule? Cheers Duncan Sorry if it's been asked before. I did search
  17. A

    which adhesive for encaustic cement tiles on wall?

    Hi there I want to put 1m2 of encaustic 13mm Moroccan cement tiles on a painted wall behind cooker in our kitchen. Please can someone advise me which is a good adhesive to use, preferably ready mixed? I know I need to seal them once up and cut with a diamond saw. Thank you for all your help, Dee
  18. B

    Foam for fixing cement boards

    Had heard about this, supposed to replace adhesive AND mechanical fixing?
  19. Jack

    Concrete moonscape! Best course of action?

    Hi everyone, First time tiler here about to tackle floor tiles (and wall tiles soon too) First off just want to say this forum is the dogs - lots of great info and help for green behind the ears types like me! Am doing up my first property and have a bit of a nightmare in the kitchen. It now...
  20. A

    Which non cement based adhesive for bonding Wedi board to hardwall

    Long time lurker first time poster I'm currently planning a wet room in an extension which was built a year ago. 3 of the 4 walls are thermalite with Hardwall but no finish plaster. The hard wall is very flat and keyed as my builder knew I planned to board out the room (it's also very dry as...

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