It is code to have 6 mil black plastic vapor barrier in a crawlspace, we will often see no plastic or clear.  The clear plastic will grow plants readily, below we found a home with the plants taking over.  The vapor barrier will help prevent structural pests by reducing the moisture in the wood.

plants taking over!

Clear plastic won’t stop plants

clear incomplete vapor barrier –  rodent activity

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JJ Greive

JJ & Suzanne are both licensed, highly skilled inspectors and educators. We are the authors of our class curriculum, and truly enjoy sharing this with our students

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