insulation

  1. J

    Adhesive Advice For Fixing Insulation Boards

    Guys, Just looking for some advice on fitting some insulation boards. I have removed the asphalt so back to a concrete floor as asphalt was very loose and breaking up - came up easy. Now looking to but 10mm ins boards down, once primed.......my question is: For a concrete floor would you use a...
  2. F

    No More Ply, Or Insulation Boards?

    how do chaps, been reading on here from time to time and thought I would sign up, so,ex good info on here. I have a job coming up, 90sqm or large format porcelain. The floor is concrete and is having underfloor heating mat throughout. The question is what to put down first, just concerned about...
  3. J

    Insulation Boards

    What thickness should the insulation board be when laying onto a concrete subfloor. I have to install electric underfloor heating and porcelain tiles.
  4. T

    extruded foam insulation board

    has anyone tiled directly onto this foam backer? no cement coating, just foam with electric ufh mat? can't say I fancy risking it.:nonod:
  5. J

    Laying limestone over T2 reflecta insulation board

    Looking at a job wher the spec is 45-50mm screed laid over existing concrete base . two large areas . the reflecta panel which is 13mm thick has an aluminium face on which t2reflecta -p-fix primer is applied before any flex adhesive can apparently be used to fix 20 mm limestone on top . the...
  6. R

    Insulation board issue

    Hi All, Got an interesting one in a couple of weeks, existing kitchen is tiled and new tiling flowing into new conservatory. Floor has been screed-ed but the bloke has not left me much height to play with even though it was requested he did. Currently I have height for adhesive and tile and...
  7. D

    Swimming pool insulation

    https://www.youtube.com/watch?v=ZGRSTBPTU2I this is how we insulate our swimming pools,:thumbsup:
  8. R

    insulation boards on concrete

    I got about 40 m2 of porcelain floor to do. concrete slab, insulation boards, heating wire, and tile. Do you screw or just glue insulation boards to concrete? cheers.
  9. Chalker

    Underfloor on insulation boards

    What's everyone's preferred method of securing loose wire element to insulation board before slc? obviously tape, but I think personally it covers too much floor. :thumbsup:
  10. T

    Leveling insulation boards

    Hi all Anyone know if it's possible to flatten/level out a 28m2 floor using 6mm insulation boards? Customer is having UFH, his current substrate is concrete and it is pretty all over the place with plenty of high and low spots...... was gonna get rid of some of the high spots using my grinder...
  11. aflemi

    ufh mat over 25mm ply. Need insulation boards?

    I haven't laid ufh on suspended floor for a while, just wanted to check procedure. Have lifted old floor boards as rubbish, plan to lay 25mm exterior ply onto joists then 160w ufh mat, fibre slc and tile with mapei keraquick with latex plus. Tiles are 20mm X 90mm wood effect 10mm porc. Anything...
  12. S

    Ctd contract insulation boards

    Anybody know if these boards are water resistant or water proof?
  13. 2

    Tile over tiles ufh insulation boards?

    Hi, I have a concrete kitchen floor job that has porcelain tiles with ufh that doesn't work so I have been asked to re-tile and fit new ufh . I'm not sure if the previous tiler used insulation boards under the ufh. My question is would it be ok if I had the height under the kitchen units to fit...
  14. Dan

    Electric Underfloor Heating Insulation Preference and Options?

    What is your current preference of electric underfloor heating insulation? And where do you buy from? (I appreciate price is probably trade price so don't mention it if it is please - this is in the public forums)
  15. Q

    Heat retention tests of insulation boards

    I spent a bit of time this morning performing the tests. I performed the test on the garage screed, then 18mm WBP, 10mm Marmox then 6mm Marmox. I chose not to use any 20mm boards as realistically most of us never use them. To ensure continuity the water (2 pints) was boiled then left one...
  16. J

    Warmup Insulation Board over Hardiebacker???

    Hi All, The bathroom is still coming along and despite loads of life issues slowing it down it's going well. I discovered that installing 10mm Warmup insulations board would make my life easier in terms of installing the probe as opposed to digging through the already installed 6mm Hardi that...
  17. J

    UFH Running cost difference with 6mm verses 10mm insulation board

    Hi all, fairly obvious post as the title suggests. I'm beating myself up as 10mm would obviously provide more insulation (laid on solid chipboard floor in bathroom) but how much difference? Would really prefer to go with 6mm due to the step down to the landing carpet. i can't seem to find any...
  18. M

    insulation system

    Duplicate tread sorry.
  19. D

    insulation boards on T&G

    Hi all , Was looking at a job today where the sparx were fitting the UFH on insulation boards they had installed and tbh it looked a bit iffy. Not being a fan of such methods I don't use the stuff on timber but had a couple of Qs for those that do. 1. Do you Screw AND glue or do...
  20. L

    thinnest UFH insulation for tiles?

    hi, what is the absolute thinnest UFH insulation option to be used above a concrete floor with a porcelain tile top floor? i don't really have enough room for a 6mm insulation board. i thought i could use a 2mm foam insulator but i just realised those have too much 'spring' and thus are...

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