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YCS 20 Mil 100% Reinforced Ground Vapor Barrier

Designed for the toughest of crawl space jobs, the YCS premium 20 mil provides the ultimate layer of protection against tears and punctures. It also contains an anti-microbial additive for added protection against mold growth. This heavy duty roll weighs almost 70 lbs per 1000 sq ft. It works well with our YCS Seam Weld, Wall Curtain, Wall Attachment Tape, and YCS Seam Tapes.

Product Resources & Documentation:

Safety Data Sheet
Information Sheet (Specs)

Helpful Blogs:

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Trusted by Contractors Nationwide

We just got into the Crawl Space encapsulation business and everyone at Your Crawlspace has been a pleasure to deal with. They invited up down to their training facility in South Carolina and my crew and I hit the road and learned all about the great line of products they offer from start to finish. Cant say enough about the team at Your Crawlspace and I look forward to working with them for years to come.

The Mold Guys NJ, LLC Fizzarotti
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Great company and great supplier of crawlspace products and solutions. I own and operate a crawlspace/basement company in the Raleigh/Durham region of NC and we have been using YCS products for close to two years now. Outstanding products and customer service. They’re definitely dedicated to quality and customer service.
Will Bumgarner
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This company is absolutely amazing. Every single person I have spoken to on the phone was so helpful, so full of integrity, and wanting to go above and beyond to make us feel taken care of. The products are such quality materials. Would 100% recommend.
Diana Cherry
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Professional Installation & Product Resources

Everything You Need for Confident, Code-Compliant Installation

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Installation Guides

Training & How-To Content

Training & How-To Content

Technical Documentation

Technical Documentation

Every YCS product is supported by detailed documentation, training materials, and technical guidance to help contractors install with precision and confidence. Whether you’re reviewing specifications, accessing safety documentation, or preparing your team for installation, our resources ensure consistent, high-performance results on every project.

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