Thanks for the advice Noseall, much appreciated.
Sounds like I should be more concerned with the moist air inside than weather creeping in from outside.
I've had a look at the Celotex website to have a look at the insulation boards they recommend for solid walls.
The diagram and...
Hi Chaps,
I have a 15 year old stand alone brick garage (10cm Brick) which is single skin and has a damp proof membrane and a concrete floor. The garage has just had a new pitched roof to replace my leaking flat roof.
As we only fill the garage with junk, after some gentle persuasion...