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Non-Engineered Opening Guide – How To Measure Net Open Area!

Non-Engineered Opening Guide - How To Measure Net Open Area! [caption id="attachment_3012" align="alignleft" width="300"] Non-Engineered Opening Guide - How To Measure Net Open Area![/caption] How is the net open area of a Non-Engineered Flood Vent measured? FEMA Technical Bulletin (TB) 1, Openings in Foundation Walls and Walls of Enclosures (2008), states that the term "net open area"…
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How to Attach Crawlspace Vapor Barrier to the Ground?

How to Attach Crawlspace Vapor Barrier to the Ground? The new designed poly stake disc is only one of our many crawlspace products.  Please give us a call or visit our website if you have any questions about crawlspace products or under the house preservation.
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