garage damp

Hi all, I'm looking to convert my new garage intk additional room used for working in. It's single skin detached with a pitched roof newly built (if that makes a difference). Obviously I want to make this into a normal room adequately insulated and holds of the mould that seems to appear after...

Hi all, I've had a quick check through the archive and haven't come across any advice on this specific problem. The external wall in my integral garage built in the 60's backs onto the neighbours alleyway to their garden. Rain collects and is seeping through into my garage under the damp...