Vapor retarder / Guides

Vapor retarder latex primer instead of polyethylene sheet
Air and vapour barriers

Replacing polyethylene vapour barriers with latex paint vapor control

...vapor barriers where vapor retarders will work, avoid vapor retarders where vapor permeable materials will work. Avoid the installation of a vapor barrier on ...

Poly vapour barriers in air conditioned houses can cause mold and rot
Healthy indoor air quality

Why you should Never Install Air-Con in a Home with a Vapor Barrier

...vapor barrier use and placement for walls in the future, or the adoption of paint-on vapor retarder primers - Resulting in better built housing more suited to o...

How to Insulate Exterior Walls from the Outside US Canada Ecohome
Walls and Roofs

The easiest way to insulate walls from the exterior in older homes

...vapor barriers . If a home already has a vapor retarder or vapor barrier, it’s important not to add another vapor-impermeable layer on the opposite side of the ...

Choosing a building envelope
Wall assemblies - new construction

Choosing a building envelope - starting with the perfect wall

...vapor barrier : Although commonly known as a 'vapour barrier' a better term to use would be a vapour retarder. A moisture control barrier should slow diffusio...

Finished basements can lead to mold and mildew
Healthy indoor air quality

Why are basements moldy? How to fix or Prevent a Moldy Basement

...Vapor barriers on basement insulation will rot your walls " We put vapour barriers in basement wall assemblies to keep moisture from getting into them, as if ...

Exterior damp proofing and drainage mat to protect basements from wate
Insulation and soundproofing

Best practices for basement insulation in new home construction

...retarder. CLICK IMAGE TO ENLARGE Interior insulation only: mineral wool board or EPS as thermal break against concrete wall ...

The difference between air barriers and vapour barriers
Air and vapour barriers

The Difference between air barriers and vapor barriers

...vapor barriers The job of a vapor barrier is to prevent vapor diffusion, and the job of an air barrier is to stop air leakage through differences in air press...

Interior sheathing as air & vapor barriers in wood frame construction
Air and vapour barriers

Interior sheathing as an air and vapour or vapor barrier

...vaporate and eventually become brittle and peel. The most durable tapes on the market contain no such solvents, so they actually do the job they were intended t...

Painting with zero VOC paint from Benjamin Moore
Paints, finishes and natural coatings

Choosing safe paints

There is a current trend towards limiting the production of solvent-based paints, replacing them with solvent-free or water-based paints. The move towards sa...