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20 Mil Crawl Space Vapor Barriers and Liners for commercials contractor as well as residential homeowners. Our SilverBack™ brand actually measures 20 Mil (or .020") at the plastic rather than at the raised string like many other products sold as "20 Mil". The 20 mil GuardianLiner™ is an alternative to the CleanSpace™ crawl space liner that is widely marketed to homeowners at a hefty price. Browse through our catalog and find all the crawl space supplies you need to complete your crawl space project with professional results.


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Pure Premium™ Family of Poly crawl space liner, crawl space vapor barrier, crawl space plastic, white crawl space liner, crawl space material
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Retail: $112.67
Price: $101.43
Availability: In Stock

    This white crawl space liner is an ACTUAL thickness mil without reinforcement. If you are looking for a no frills mil that is low cost and is not reinforced or engineered then this is the crawl space liner for you. Most non-reinforced plastic in this industry are made with 90% recycled plastic. However, this crawl space plastic is made with 100% virgin resin. The amount of recycle plastic will determine how long the plastic will last and it's durability. 

    20 Mil Crawl Space Moisture Barrier
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    Sale!
    Retail: $561.00
    Price: $479.40
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    Availability: In Stock
    CrawlSpace Repair Item #: 20MGL- -
    • 10% Off

    Compare the 20 Mil GuardianLiner™ to CleanSpace™- Same amount of plastic and same thickness... Looking for an affordable crawl space liner in the 20 mil class? The GuardianLiner™ is a vapor barrier designed to match up in appearance and performance with the Cleanspace brand head to head. Although lengths and widths are different the barrier's formula is comparable. Both product's outer layers are made from 100% virgin polyethylene resin and reinforced with a 1000 denier polyester cord. They...

    20 Mil SilverBack™ HS (High Strength) Vapor Barrier crawl space vapor barrier, 20 Mil crawl space vapor barrier, 20 Mil vapor barrier, 12 mil vapor barrier, 12 mil crawl space vapor barrier
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    Retail: $176.53
    Price: $149.53
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    (22)
    Availability: In Stock
    CrawlSpace Repair

      NEW Product Technology The SilverBack™ HS's technology comes from 60 years of outdoor environmental strength testing and is a premium engineered vapor barrier. With 100% of the surface protected by reinforcement made from strengthened polyethylene ribbons. The puncture and tear strength greatly outmatch even our SilverBack™ string reinforced vapor barrier product line. The minimum thickness across the even surface is 20 Mil, but installs like a 12 mil, making it much easier to lay in a crawl...

      The 20 Mil SilverBack™ crawl space vapor barrier comes in three sizes to make installation easy. Click on the link above to learn more out the 20 Mil SilverBack™ crawl space vapor barrier and how it can create a successful, professional and durable crawl space encapsulation project.

      Our 20 Mil GuardianLiner™ leaves the big marketing and high pressure sales tactics with nothing to say except there is little difference between the very expensive Cleanspace™ and it's high quality alternative. The 20 Mil GuardianLiner™ is a string reinforced , 100% pure polyethylene crawl space vapor barrier with an added antimicrobial for some added mold and mildew resistance. Don't fall for the $15,000 crawl space encapsulation sales pitch. If you want to do it yourself or use a quality contractor, we can help with how to, how much and which one. Call us today- 877.379.7658