Vapor Permeance
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Building Codes Update Vapor Retarder Requirements
The code is more complicated than ever
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Vapor: Pressure, Permeance, and Permeability
A few mental visuals to help understand that elusive moisture menace
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Buildings Don’t Need to Breathe
The word “breathe” just confuses things
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All About Vapor Diffusion
Even if a material has no holes, water can often move right through it
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How to Deal With a Vapor Barrier Edict
When a local code inspector insists on an interior polyethylene vapor barrier, plans for a simple addition to a Canadian home suddenly get more complicated
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Vapor Barriers Redux
Are there any risks if you build an exterior wall without an interior polyethylene vapor retarder?
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Joe Lstiburek Discusses Basement Insulation and Vapor Retarders
An all-day seminar with Dr. Joe yields two news stories, a six-digit idea, and plenty of quotable opinions and conclusions