vapor control

Hello, I am designing my detached garage conversion, it’s a single skin brick building on a solid raft slab. I’ve had a look on multiple previous posts and cannot find a specific answer. I’ve post here and in the ‘building’ forum, not sure which is best. I am need of advice at the wall/floor...

Have a good amount of damp proof membrane left which my builder previously used when laying down concrete. Really heavy duty stuff this: https://www.screwfix.com/p/capital-valley-plastics-ltd-damp-proof-membrane-blue-1200ga-15-x-4m/98181# I'm fixing insulated plasterboards with built in vapour...

HI, I am new to the forum. I have a new build finished and been living in this past year. The builder forgot to add vapour control layer to the ceilings as shown in red on the attached section image. 2 coats of emulsion paint have been provided to the ceilings. There are no visible issues but I...

Hi All I am in process of building a summer house / mancave; it is constructured out of 6x2 treated timber (pent roof and floor joists) and 4x2 stud work. I have insulated with 80mm celotex between wall studs and 100mm between floor and ceiling joists. On the outside I have lined with 11mm OSB...