20 Mil Crawl Space Vapor Barrier | GuardianLiner®

Description

100% American Made

Our most popular 20 mil crawl space vapor barrier, preferred by professionals. Treated with a proprietary anti-fungal and anti-microbial on both top and bottom layers. 

• Bright white top layer- treated with an anti-microbial and anti-fugal
• GuardianLiner® Tan bottom layer- Also treated with an anti-microbial and anti-fugal
• This product measures 20 Mil across the reinforcement and 16 Mil at the plastic.
• Provides an extremely durable surface for crawling and maneuvering the crawl space.
• Layers fused together using molten polyethylene for and extremely long service life
• 30 year replacement warranty against manufacture defects

Crawl Space Encapsulation® Approved-

Not all liners offered on the internet in the 20 mil crawl space vapor barrier class are approved for use in a Crawl Space Encapsulation®. GuardianLiner® has met the strict criteria to provide a Do It Once™ installation. GuardianLiner® meets the following standards-

1. 100% made with first use virgin polyethylene resin
2. Actual plastic thickness is over .012″ or 12 mil
3. Passes Tested Pure™ lab testing standard for odor causing impurities
4. Each roll sold must have an individual serial number
5. Meet Class A testing requirements
6. Less than .01 perms
7. GS1 UPC tracking number
8. All rolls have protective wrapper prior to installation
9. All layers and welds from factory must be bonded with polyethylene- no glues or tapes
10. Minimum 25 year warranty

Available Roll Size:

• 13’4″ x 75′ — 1,012.5 sq. ft. per roll

Additional Information

• Looking for an actual 20 Mil vapor barrier that’s measured at the plastic? Check visit the 20 Mil Vapor Barrier SilverBack® page.
• GuardianLiner® is also available in a 12 mil crawl space vapor barrier.