Pure Guardian® — Family of Vapor Barrier

All of our crawl space vapor barriers and liners are authentic Crawl Space Encapsulation® products.

We brought together the best of two products, Pure Premium® and GuardianLiner® to give you a cost effective way to encapsulate your crawl space. Offering the clean pure polyethylene of our Pure Premium® brand and combining it with the antimicrobial benefits of GuardianLiner®. We have several thicknesses available to meet your durability requirements.

Made of pure virgin polyethylene, the top layer is bright white and the bottom layer is GuardianLiner® tan. These rolls come in 10x100' rolls.