12 MIL LINER | Nash Distribution | Crawlspace Vapor Barrier | CS Liner
Amazon.com: Vapor Barrier Seam Tape, Moisture Barrier Seam and Seal Adhesive for Crawl Space Encapsulations, Carpet Padding, Underlayment or Marine Use, Waterproof 9 Mil (4 Inches x 180 Feet, Red 12 Pack) :