Discuss Prep work insulated boards in the Tiling Forum | Tile Advice Forum area at TilersForums.com

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Enrique volta

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Hello every body. I've been our of tiling business for years just start a mear to work in it again and trying to take bigger jobs step by step, all has change a lot and I'm trying learn as quick as I can. The question, I have to tile 40 sqm aprox porcelain tiles, not know size yet but nothing not to big at the moment, on top of an old concrete that looks paint in black ( bitum?) On top of probably 20mm jakoboard , my questions , how to deal with this "paint ", looks thin, decoupling membrane on top of the jakoboard ? Joint for contraction? Thanks in advance ! One never have to stop learning !
 
Dave

Dave

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Hello every body. I've been our of tiling business for years just start a mear to work in it again and trying to take bigger jobs step by step, all has change a lot and I'm trying learn as quick as I can. The question, I have to tile 40 sqm aprox porcelain tiles, not know size yet but nothing not to big at the moment, on top of an old concrete that looks paint in black ( bitum?) On top of probably 20mm jakoboard , my questions , how to deal with this "paint ", looks thin, decoupling membrane on top of the jakoboard ? Joint for contraction? Thanks in advance ! One never have to stop learning !
Any pics ?
 
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Enrique volta

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Joined
Jul 16, 2019
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Location
Edinburgh
What member type are you?
Professional Wall and Floor Tiler
  • Thread Starter Thread Starter
  • #4
I'm pretty sure that bitumen type stuff you can self-level over and tile. @Dave am I right mate?

Welcome back to the tiling trade @Enrique volta :)
Thanks! Is what I was thinking. Next week I will go to have a look again and I will take a sample to inspect.
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Any pics ?
thanks ! I will go next week and I will take pictures, I will chisel some of the concrete and the paint to inspect it properly.
 

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