Recent content by Build71

Ok. Thought there must be some reason for it. I’ll just stick with the original plans… Thanks

Hi First timer on the forum. I'm sure this question has probably been asked before - but I couldn't find it anywhere. Im building a standard single storey extension and all of the specs / drawings I can find online - show a typical construction of 12.5mm Plasterboard 40mm Celotex TB4000...