waterproofing

  1. Rustytabitha

    Help advice urgently needed

    Can I ask urgent advice please. Main problem; Where he took tiles off the adhesive had been put on in blobs; is this right? (sometimes fixed onto flaky emulsion) The tiles are all chipped. The tiler says it is the tiles they need specialise equipment to cut so we have to put up with chips all...
  2. D

    Waterproof floor build-up over cement backer boards

    Hi everyone, I'm looking for some advice on final floor buildup. We're installing a shower tray onto ply (with grab addy), it's 1700x800mm so should perform as a wetroom, closed on all sides apart from a bit at the end of one side to get in and out. So my question is about the rest of the...
  3. Y

    Decreased Adhesion Due to Substrate Absorbency

    Hi everyone, Recently I heard that do not install tile/stone over the layer of waterproof products (rubberized asphalt) because there's great chance of tile/stone falling off from wall. In my country, the construction of house wall is "concrete --> 1:3 cement mortar --> tile/stone adhesive...
  4. P

    Primer before waterproofing?

    Good evening. I’ve got plasterboard walls. I’m going to use either bal primer apd or sbr and bal flex fibre plus. I’ve read that I have to waterproof the plaster board as well. In what order do I put the primer and waterproofing on? Which comes first? thank you for reading and helping
  5. M

    Raising Shower Floor Questions

    Hi, We recently had a tiler raise an existing shower floor to turn it into a walk-in disabled shower. Unfortunately they stuffed up the fall levels and the water runs out the side and they need to do it again. However we have also since wondered about whether the shower needed to be...
  6. A

    Porcelain Correct substrate for longevity and waterproofing!

    Hi I’m doing my own bathroom after many years of neglect, I know guilty as charged but I’m on the pursuit of a makeover that will make it good hopefully for many more years to come but I need some help in this and I’ve discovered this forum. Thank you all for having a platform that can share for...
  7. B

    Waterproofing cement rendered wall?

    I will have a bath in the corner with a shower over. Most water will go in the bath but the walls will get splashed. The walls were prepared as follows: 1. Plaster hacked back to bricks. 2. Bricks mechanically cleaned so no trace of plaster. 3. Cement render coat applied to all walls about...
  8. D

    Polythene tanking membrane .

    I'm thinking about this more and more lately, I can get codex hydrostop at a stupid price ( which is like ditra Kerdi membrane ) now when tanking a shower area rather than messing about with liquids why not just put this sheet up . Even if you use Jackoboard rather than mess about with sealing...
  9. A

    Wetroom tray setting out

    Hello people. Been up to the eyes with life, but finally managed to progress my (now 6m long!) wetroom project. All tanked ready to go, but wondering which way you pro’s would set out this tray. 315 square tiles, and with one sitting dead centre on the tray, hard against the front edge of the...
  10. T

    Subfloor in wetroom

    HI There, im about to layout Jackoboard panels and wetroom shower tray on my bathroom floor, whilst the floor is up im going to take up the uneven and gappy 100yr old floor boards and lay a new subfloor new. Question is, should i use standard flooring chip board, standard 18mm Ply or 18mm...
  11. D

    How much to do this job, all wetroom done with classi fleece

    How much to do this Tiling job, the wetroom is done with classi fleece
  12. W

    Waterproofing Shower Room

    What do people recommend to waterproof shower room. Would you go with cement based boards or backer polystyrene boards? We are also having underfloor heating and would like advise on what to put on the floor as we are not going to have a shower screen. Originally we was just gonna have 6mm...
  13. W

    Waterproofing Shower Advice

    Hello, hoping for some advise I have removed plasterboard around my shower enclose to add hardiebacker or aquapanel boards. Only problem is on one wall I will be joining one of these boards to existing plasterboard that has been plastered and I will have a 3mm lip between boards. What’s the...
  14. G

    Confusion of which tanking product to use!

    I'm a DIY'er refitting a bathroom and en-suite and with 2 showers to tank/waterproof. One I plan to line with 12mm hardiebacker, and it also includes a preformed Schluter niche. The second will be lined with MR plasterboard dot and dabbed to brick walls, so I don't believe concrete board is an...
  15. R

    Nomoreply primer when tanking

    Hi there, I’ve seen the thread about backer boards water proof vs water resistant etc. We were going to use aquapanel and tank with ever build aqua seal tanking kit which comes with primer etc. However, the merchant had nomoreply instead. I’ve checked this and they seem to require us to prime...
  16. JordanLincs

    Help with water proofing kit

    So with the Mapei waterproofing kit you get some waterproofing tape. Bare with me, with sealing the shower tray to the wall you use the tape then tile over. My question surely excess tape will be visible on the show tray depending on the thickness of the tiles? Do you trim the excess with a...
  17. Mapei UK Marketing

    Tilers Forum Members Only - Mapei Ceramic Training Course

    Our ceramic products training course, held at the brand new Mapei Academy training facility and run by our award winning training team, will give you an overview of the products and services offered by Mapei UK. It will also give you the opportunity to see behind the scenes taking you on a...
  18. B

    Schluter Wetroom Choices

    Hi folks. DIY job here. Trying to decide on the makeup of materials for my wetroom before buying any stuff. Tiles are bought but nothing else. Would appreciate any comments on my choices below particularly in relation to waterproofing. I started out looking at the Schluter linear drains which...
  19. Y

    AKW Wetroom disaster

    We had our bathroom completely re-done last November. We hadn’t even started to use the shower before the grout (Mapei) had started to crack in the shower area. The tiles in the dry area have also cracked and move now. This is an AKW tough form (fitted straight into the joists with extra...
  20. D

    tanking hardibacker joints in shower area

    Hi all, Just seeking advice on wet area joints in hardibacker. In a "dry" area I would normally fibatape then skim with addy. Should i still do this and then tanking tape and then tank membrane over all? Will this be a bit thick at the joints? Or is it OK to just use tanking tape over joints in...

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