See the evidence showing the differences and similarities in the 20 mil CleanSpace and 20 Mil SilverBack crawl space vapor barriers...

This crawl space liner is American Made. It is a string reinforced polyethylene vapor barrier that is white on one side and cream on the back. The...

12 Mil HSU™ High Strength Utility Compare this product to the Viper(tm) brand barrier.Our HSU is: better priced thicker (12Mil) shorter delivery...

This crawl space liner is American Made. It is a string reinforced polyethylene vapor barrier that is white on one side and black on the other. The...