Hmm, that does sounds sensible. Just saw a couple of videos on the tube about replacing a damaged board so feeling a bit more comfortable about...
Thank you very much for the quick and detailed replies! Appreciate that floor needs to be SR2 for Impervia - just spoken to a screed guy that is...
Ha! And brick up the bifolds, right! I'm not quite there yet...
I have an open-plan downstairs and will be putting in big bifolds (pretty much south facing). We're putting in wet UFH. Want to avoid porcelain...