en-suite

I had to remove the original moisture board in my ensuite, and I’m about to replace it with good quality plywood. My question relates to whether it is necessary to leave a 10 mm gap around the small room (< 3m²)? If not, what gap is appropriate? TIA

I will soon be skimming the ceiling of my en-suite and spotted a few comments about using SBR instead of PVA prior to the skim. Previously i've only ever used PVA, but then again i've never skimmed an area that is affected by humidity. I have both products in the garage and so is SBR the better...

I am refurbishing my en-suite and one job is to get the sparky in to move the ceiling lights to better positions. Generally speaking the ceiling is not in great condition and so I am looking at re-skimming it to tidy it all up I used a straight edge to check how flat the ceiling is and there is...