20 Mil Vapor Barrier | SilverBack®

Description

20 Mil Vapor Barrier, SilverBack® Reinforced Vapor Barrier 

Upgrade your Crawl Space Encapsulation® with the 20 Mil SilverBack® vapor barrier, engineered for maximum durability and moisture control. This authentic 20 Mil barrier is 30% thicker than other products in the “20 Mil” class. Made with the long term investment in mind, you can’t find a better made moisture barrier for your crawl space. 

• Actual 20 Mil Thickness – Measured at the plastic, not across reinforcement threads like competitors
• 30 Year Warranty – Warranty belongs to the homeowner and stays with the address.
• Heavy-Duty & Puncture Resistant – Constructed from 100% virgin polyethylene resin with a 1000 denier polyester cord
• No Odor, No Off-Gassing – Free from unnecessary additives, ensuring a safe and clean crawl space
• Bright White Face & Silver Back – Easy identification and premium aesthetics
• Made in the USA – Unmatched quality and durability manufactured in the USA

Available Roll Sizes:

• 6’9” x 100’ – 675 sqft Shipping rolls are 87″ long 
• 13’4” x 50’ – 675 sqft Shipping rolls are 87″ long 
• 13’4” x 75’ – 1,012 sqft Shipping rolls are 87″ long 

Crawl Space Encapsulation® Approved-

Not all liners offered on the internet in the 12 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

Ideal For:

• Crawl Space Floors – Strong enough for medium to heavy storage and high-traffic areas
• Crawl Space Moisture Prevention – Approved for use in Crawl Space Encapsulation®
• Stone & Concrete Surfaces – Pair with Felt550® for additional protection on rocky & rough surfaces

Invest in long-term protection! The SilverBack® 20 Mil Vapor Barrier is the ultimate solution for keeping your crawl space dry, clean, and energy-efficient.