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Interior Inspections Contains discussions about the interior portion of a home inspection. This includes stairs, walls, floors, ceilings, smoke detectors, etc.

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Old 7/17/18, 10:52 AM
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Michael Larson Michael Larson is online now
Certified Professional Inspector (CPI)
Join Date: May 2006
Location: Hudson, WI including the Twin Cities of MN
Posts: 75,051
Default Re: Trapped moisture

Originally Posted by kshepard View Post
I'm confused.

The housewrap is the vapor barrier you're referring to... right? why do we see plastic on the interior of the wall with wet insulation behind it? You said the vapor barrier was between the siding and the OSB ext. wall sheathing, so it shouldn't be visible. I'm totally lost here.
Apparently you are confused.

Can Tyvek be used as a vapor barrier?

No, DuPontÖ Tyvek« is not a vapor barrier. It is made with unique material science to keep air and bulk water out while allowing moisture vapor inside walls to escape.

As a Professional Home Inspector, I support the privacy of my clients.

You own your private information. I won't sell or give away yours, others do


Michael Larson
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