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Agreed and that’s what I said to him. Most of the celotex looks like it’s been cut blindfold. I was able to cut it straight with no effort at all so looks like there was no care in doing a neat professional job at all

Is taping required if there is additional VCL on top of the celotex? If it is I’ll go get some tonight and do it myself. I have ended up moving all the boards myself to create one big gap in a corner and cut some smaller bits of celotex to fill the gap. Unfortunately none of the boards seem to...

Oh yes the DPM upstand is done, I thought the celotex info sheet meant it needed a celotex upstand round the perimeter too !

Yeah it’s private

Thanks - I also ready about the perimeter upstand… that hasn’t been done either… is it a necessity ? Thanks

Thanks for confirming my fears!!! Apparently the screed is going in tomorrow so guess I’ll just have to lock the doors until he agrees to fix it!!

Hello all Thought this would be pretty obvious but came home from work yesterday to find the builder has laid the floor insulation in my new extension and seems to be large gaps everywhere…. I thought the joints were supposed to be butted up tight together… some of the gaps look 20mm wide along...

Yeah I also read that on a celotex product info doc… it’s not had any sunlight but a fair bit of rain over a few days. But doesn’t seem this is common practice that builders I know actually keep it covered if rain is expected. So wondered if it was more the company covering themselves rather...

Hello all Couldn’t find an exact answer to this in an existing thread… but other sites I had come across suggest that celotex is not supposed to get wet or rather be exposed for long periods eg over 24 hours of rain. I am having a rear flat roof extension done and the builder is using the 90mm...