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J

Jodie

Hi everyone, Jodie here, I registered a few weeks ago but have waited until now to give you the full picture.

We are having an old building converted into a holiday property that is some 2.5 hours drive from where we live. We have been very pleased with the work that the builders have done, apart from the floor tiling, which is giving us sleepless nights, literally.The tiles were bought near to where we live and delivered to the site, along with the recommended adhesive that our tile suppliers suggested. As it didnt make sense for our local guy to travel, we asked our builder to find someone competent near the property to do the work. We have also had a ground source heat pump installed which supplies hot water to underfloor heating pipes. This system will pay back over the years but cost a considerable amount of money to install. The builder put the screed over the pipes (pipes laid by specialist company), so the screed is 3 inches thick, the first inch of which contains the pipe. A few months ago, we arrived to discover that the builder was using his own subcontractor (builder) to lay the tiles (£nearly 2.5 k's worth), a surprise to us as we had asked him to get someone locally. The work seemed to look ok, although the floor looked quite dirty. The builder told us that the adhesive that was supplied by our supplier had 'gone off too quickly' and it was 'a dodgy batch' and that he had had to use his own. Despite supplying him with 13 bags, he only gave us four back to return, which did raise a bit of a concern. We told our tile supplier this, who said we should check that there weren't any voids under the tile by tapping them with a coin. I have now mapped out the whole area 50 square metres and the voids are massive - clearly there should have been a leveller put down. This wouldnt be so bad if we hadnt spent approx 20k on the underfloor heating, which has just been put into commission a few weeks ago after we waited for the (professional heating) contractor to connect everything up. I would say that a third of the tiled area has air under it. It will undoubtedly be expensive to heat up these air pockets as the whole of the tile should be in contact with the adhesive!! Also, we are worried that the tiles could crack, many of them have more air than adhesive under them. Not only that, there is adhesive on a lot of the tiles that hasnt been cleaned off. We had thought that the builder could replace the worst tiles, but are now wondering whether the whole lot should come up??? The problem now is that we have scared ourselves witless by googling 'removing tile adhesive' - what if the old tiles bring up some screed with them and worst case scenario damage the underfloor heating pipes?? Also, the edge tiles can't easily be taken up as many of them have been laid up to Stone walls and the builders, who have done a good job on the whole of the rest of the property, have put a small concrete 'bund' as a finish between the edge tiles and the stone walls. PLEASE CAN YOU ADVISE? We are worried that if we let the builder sort it out himself, i e just replace certain tiles, then he will make even more of a mess. I will try to attach a picture of the problem, please bear with me. Relying on your professional opinion...kindest regards, Jodie. P.S should we live with a floor that has many voids under it? If we decide to keep it, how can the adhesive be removed that is on top of the tiles, not having been cleaned off?
 
P

Pebbs

Good afternoon Jodie, I will ask the question before many of the others come home from work, because I know they will ask the question and it is this. Have you any photographs? The second question I am going to ask is this, have you paid up in full for the works yet? And thirdly do you know if the builder used a decoupling membrane or did they tile straight on top of the substrate? I will come back to you later but wanted to set the ball rolling for other members to view and advise.

Kind Regards

Pebbs
 
J

Jodie

Good afternoon Jodie, I will ask the question before many of the others come home from work, because I know they will ask the question and it is this. Have you any photographs? The second question I am going to ask is this, have you paid up in full for the works yet? And thirdly do you know if the builder used a decoupling membrane or did they tile straight on top of the substrate? I will come back to you later but wanted to set the ball rolling for other members to view and advise.

Kind Regards

Pebbs

Hi Pebbs
Good evening and thanks very much for your further questions. The builder has not been paid for laying the tiles yet. The builder was supplied with the tiles, the correct adhesive, (which he later told us was no good, see above) and also a can of 2.5 litre of 'primer' - the supplier hasnt listed the brand name on his invoice. As far as we know the primer had been used, but we didnt see it going down and we didnt see the tiles being laid. Here is a photo of a section of the tiling. I am trying to upload picture. will do so ASAP. thank you. tiled floor 1.jpg
 
J

Jodie

Hi,

Folk will also want to know the type of tile, ceramic/porcelain/stone etc??

I think the adhesive mess left on the tile will probably be easily solved with a bit of cleaning. Grimex maybe. Again tile type and pics will help.

But the main question is re dot & dab?

They were UNICOM RUSTIC tiles from Porcelenosa - so ceramic, I believe (dont think they are porcelain), they are a slate effect and were very nice in the supplier's showroom.
 
S

StevieBoy

Hi, as Martyn has just said a bit of adhesive on the tiles can be sorted fairly easily with various cleaners etc that are on the market.

As for the voids, I would suggest asking someone to take out one of the tiles to see exactly how much of a void you have, and try and put some pics up one here - then you can be advised a bit better on that one.

Its an absolute knightmare when you spend so much money, and put your trust in someone to do the job right, I feel for you as I'm sure others on here will too.
 

peteablard

TF
Arms
692
1,058
Cheshire
Hi Jodie,
Has the builder finished the floor? It sounds like the tiles have been dot and dabbed which is a huge no no. Your underfloor heating will not work correctly if there are big voids under the tiles. What are the tiles made of, porcelain? Natural stone?
You need to speak to the builder and give him the oportunity to put things right which to be honest I think in reality would been getting a pro tiler in as he doesn't seem to know how to do it properly.
Unfortunately this is not an uncommon problem, there are many threads on here where builders undertake tiling themselves and completely ruin it. As mentioned above some pictures would be helpful and we can help you compile a list of things you need to confront him about
Cheers
 
J

Jodie

Hi everyone. Many thanks for your help thus far and sorry for delay in responding. Type of tile is as mentioned above Porcelonosa (forgive spelling) UNICOM rustic (60 x 40) - this is the tile used over most of the floor, the other tile is Porcelonosa ALMERA (60 X 60). I'm afraid to say I dont know the screed type, although it had been down for at least a month before the tiles were laid. The adhesive that the builder used (having rejected ours, due to it being quote 'a dodgy batch') he has described as 'EVO porcelain and Stone adhesive' - I would imagine this is EVOSTIK?

As a further update, a tile will be lifted next week, by a tiler from the area who has been recommended, so that he can tell us what he thinks. I will take a picture at that time, In the meantime, here is my 'map' of one of the rooms - where I have tapped the tiles to see what is underneath them - the black areas are voids. The tiles with a dot on them appear to be ok. The hatched area is a wall. dining room tiles map.jpg
 
J

Jodie

Are you sure that it's adhesive on the tile, as it looks more like grout to me.

Hi John. Yes, the picture does show a lot of grout, but there is also a lot of adhesive dried onto the tiles (picture doesn't really do it justice). What is your opinion on the voids, as per my drawn plan? Looking forward to receiving more advice, kind regards, Jodie.
 

AliGage

TF
Arms
Subscribed
This isn't looking too good is it. Screaming of inexperience by the fitter if you ask me. Adhesive doesn't go off "too quick" if your mixing it correctly. I presume you were supplied rapid set adhesive initially?
Widler makes a valid point of the skirting too, they're also not countersinking the screws prior. if there isn't enough room to put some filler in there it'll show when it comes to painting. I'm sure there's a way to avoid such a small cut as well maybe?

Anyway, that sketch looks awlful. Not in an artistic critique way but they amount of hollows. IMHO from what you've said and showed so far it's a rip out job. Think your screed has no worries about staying intact though ;)
 

John Benton

TF
Arms
2,211
1,138
Leeds
Hi John. Yes, the picture does show a lot of grout, but there is also a lot of adhesive dried onto the tiles (picture doesn't really do it justice). What is your opinion on the voids, as per my drawn plan? Looking forward to receiving more advice, kind regards, Jodie.

It is difficult to qualify if they are voids until the tile is lifted so that would be a given that tiles must come up to see how much adhesive is actually under the tiles.

I dread to think what the rest of the floor looks like if that is just a small section of it. A full pic of the floor would help to see the whole finish.
 
B

bugs183

Hi Jodie.
Sorry to see that you've had this kind of work done, we see this happen all the time. Builders often don't give any value to tiling, but it is a very important finishing trade both visually and in its fixing.
Looks like there's a series of blunders here. The guy selling the adhesive sold you a very low quality adhesive, i doubt (hope) that no one on here would use it, also he didn't sell you enough to fix the tiles correctly, on average when bedding floor tiles down properly you get arounf 3m2 out of a 25kg bag, so he didn't supply enough anyway, but thats not the major issue here.
As all the comments say above if the tiles sound hollow then they have not been fixed properly and will more than likely fail with time. The grouting is a total mess,and t will be a major job to shift that. I can't add any more, the guys here really know their stuff.
Good thing is you've not paid the builder, he needs to be given the chance to rectify this.
I hope you can resolve this without it getting awkward between you and your builder.
 

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