...barriers and vapourbarriers:
The job of a vapourbarrier is to prevent vapour diffusion and the job of an air barrier is to stop air leakage through diffe...
...vapourbarriers where vapour retarders will work, avoid vapour retarders where vapour permeable materials will work.
Avoid the installation of a vapour barr...
...vapourbarrier, we used a 10 mil barrier and a radon evacuation stack to lower radon gas levels in homes, research shows (see below) that thicker membranes offe...
...barriers and vapourbarriers
The job of a vapourbarrier is to prevent vapour diffusion, and the job of an air barrier is to stop air leakage through diffe...
...vapourbarriers, so why is no one talking about them?
We don't talk about air barriers because we are too busy talking about vapourbarriers. An air barrie...
...vapourbarrier.
Ideally we'd have no vapourbarrier in summer; but short of that we should at least have one that allows as much drying to the interior as ...
...vapourbarrier. Products rated below those numbers are vapourbarriers, those rated between 1 and 10 perms are considered vapour retarders. The higher the perm ...
...vapourbarrier. Notice the difference between the studs against the foundation and the studs that formed an interior division wall; the vapourbarrier did not p...