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12 Mil is a measured of thickness and used in the plastic vapor barrier industry. 12 Mil is equivalent to .012 inches.
12 Mil crawl space vapor barriers and liners are the most popular choice for crawl space encapsulation®. Both DIY and professional installers install more 12 mil vapor barrier that any other thickness. The reason 12 mil is so popular is because it offers both durability at a reasonable cost and a wide selection to meet the needs of the crawl space. Often times the home owners need some extra storage and all of our 12 mil vapor barriers offer this feature.
Today, homeowners and professionals alike have many choices in both thickness and dimensions available to them in vapor barriers and liners for the crawl space. We offer homes with narrow pier spacing all the way up to a wide open space options to limit purchasing more vapor barrier than they need.
GuardianLiner® and DiamondBack™ 12 Mil vapor barriers are made in America and the SilverBack® HS is made in Canada. All of our vapor barriers for crawl space encapsulation® are made to our high standards and tested by an independent lab before they are sold to you.