wet ufh

  1. N

    New subfloor over wet UFH

    Hi all, Been a while. Need to quote for complete bath room. The exisiting tiles finish pretty much level with the carpet in the bedroom. So not sure what the subfloor is under the tiles. I know it is chipboars on battens in other areas of the upstairs. (Guessing not chipboard in bathroom or...
  2. S

    Fitting Limestone to new concrete flow screed 80mm, wet UFH and main room is 11m x 5m!

    Hi all, Ive been asked to lay limestone to a new extension, it has a main room 11 x 5m with smaller rooms off. At present no expansion joints in slab and they say they are going to grind 8mm deep joint in middle of room and in doorways! In my mind 8mm won't achieve anything ? I am proposing...
  3. B

    Barn conversion, wet UFH and S&C screed.

    Started today, 900x600 limestone job. Customer wants 8mm ish joints so that makes it a bit easier on the eye with the chiseled/tumbled edges. They are undecided on which grout colour, I was leaning towards a grey for these, would like some opinions please. Start laying tomorrow on top of the...
  4. M

    Backerboards on wet ufh

    ok i went to look at a job wet ufh with flo screed on top all dried out etc the problem is in the dinning room they have laid a wooden floor and the tiles are to go around the primiter of the floor the into the kitchen through to the wetroom and basically they have lifted the former in the...
  5. R

    No more ply (NMP) or Hardiebacker over wet UFH

    Hi, I am replacing a tiled floor and will need to overlay with 6mm backer board. This is on top of 15mm ply over wet UFH in dry screed. I need a backer board with the highest k-value (lowest R-value). So far from the data sheet 6mm hardiebacker has a k-value of 0.19W/mK. Does anyone know...
  6. R

    Wet UFH to screed or not to screed ?

    I want to get a wet UFH installed in my house ( just over the ground floor) - which now has concrete floor and laminate flooring. No extension or anything, just retrofitting wet UFH ( hate my radiators!) 1 - Which UFH to go for ? with screed or without screed, and what difference does it make ...
  7. Sean Kelly

    Screed & wet UFH issues.

    I went to see a floor on Saturday. Roughly 12sqm of screed with wet UFH in a ground floor extension. The screed went down last week. The surface of the screed was very rough and I could scrape up parts of it into my hand (very sandy). I could see and feel spongy insulation, as some of it was...
  8. R

    Tiling Anhydrite screed with wet UFH

    Good morning, Gents I'd really appreciate the advice of experienced members here. I've been doing a small barn conversion in Kent for myself for the past 7 years and it's still nowhere near complete. I think I probably have OCD and this is only getting worse. The footprint of the building is...
  9. M

    wood effect over wet UFH concrete

    Hullo all! I’ve been impressed by the professional attitude of posters here so wonder if I might take some advice on my refurb project. It’s a 300m2 bungalow, mixed 60s/90s extension, solid floor. I’m a power wheelchair user and destroyed our old house hardwood floors in short order so am going...
  10. CJ

    Tiling over wet UFH between joists

    I need to quote for a job, as the title says........over wet UFH between joists. Much the same as the link I've put up. Insulation, fitted between joists.....pipes laid, maybe with or without spreader plates. (Not sure as yet which way customer is doing this) then the floor would be overlaid...
  11. Kyle Knowles

    Nu Heat Low Pro underfloor heating

    Ive just bin to look at a job roughly 80m the customer wants Nu heat low pro I've never used this before so is there any Do's and Don't I'm gonna be laying it all well I'm gonna be helping the plumber lay it all and then my plan is to level over it with fine flow 3000 Then rile with setaflex
  12. S

    Floor tiling directly onto retrofit wet UFH overboard.

    Floor tiling directly onto retrofit wet UFH overboard. Eg. Cellecta HiDeck 18, Polypipe Overlay, WundaTrade EPS 400 They are designed to go onto existing concrete and can take stone tiles without any screed, or so they claim. Anyone had experience of floor tiling directly onto these type of...
  13. O

    Wet UFH slate tiles HELP!!

    I have just found your forum and wondered if any of your experts could help with my question please? We have had wet UFH overlay boards installed in a hallway (9m long by 1m wide) with the wet UFH pipes. This is connected to a large kitchen area UFH on top of Celotex boards (which will have...
  14. C

    Wet UFH on Block & Beam and Joists...

    Hi everyone, We've an existing kitchen floor on Block & Beam + starting an adjoining extension with wooden joists. (has to be due to slope) We are wanting 'Wet UFH' across both surfaces finished off with tiles but only have a maximum height on top of block & beam of 80mm (including tiles), is...
  15. G

    Self levelling over wet ufh system

    Hi guys, the job, 140m2 of Mapei renovation screed over profix 15mm ufh system. It was to big for me to lay by hand so got a firm in to pump it. They have done a top job getting spot on flat but after inspecting it 2 and half days after it was laid I found pretty much every where it had the...
  16. S

    600x600 Porcelain on anhydride wet ufh

    Hello, have got 65 sq/m of 600x600 porcelain to lay on a anhydride screed,floor has been down for 4 years,so should be dry!having read a good few threads on this forum(been very helpful)this is my plan, 1.sand floor to remove any laitence 2.prime using TM prime plus 3.fix TM anti-fracture...
  17. A

    Best Bathroom Flooring, For Wet Ufh? Heat Throughput!

    We are looking to have wet UFH installed under our main bathrooms floor. It is a new build house with joists 600mm apart. I was intending on asking the plumber/builder to noggin heavily the floor, back it out with Kingspan/celotex and then run UFH pipes through the notched noggins. What...
  18. B

    Wet Ufh - Tiling Onto Screed

    Hi all, I'd appreciate any help. I'll be installing wet underfloor heating in a new extension. I would like to know if i can tile straight onto the screed with flexible adhesive? Thank you.
  19. T

    Wet Ufh Suspended Timber Floor

    This floor has wet heating installed in the cement between the joists. What would be the best way to tile over a floor like this bearing in mind height needs to be kept to a minimum. Normally Id just suggest over boarding it but, all the products I know act as an insulator which isn't...
  20. S

    Polypipe Overlay Wet Ufh.

    Me n Craig went to look at a 160m floor last week, at the moment its around 200mil down from finished height, concrete base.. If possible my customer would like tiling commencing in December which is why a standard 50mil S&C or anhydrite screed is no good.. Anyhow polypipe came out yesterday to...

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