Crawl Space Vapor Barrier Tape: Our 9 mil, 4-inch wide, and 180-feet long vapor barrier seam tape is durable, moisture-resistant, sticky, insulating, weatherproof, and waterproof, making it ideal for crawl space vapor barrier seams, marine use, insulation repair, and many more applications Good Adhesion: Our polyethylene vapor barrier tape uses a high-performance acrylic adhesive designed to bond the seams of PE films and seal the vapor barrier to encapsulate crawlspaces, providing high conformability without excessive stretching, and can also be used as a sheathing tape, house wrap tape High Performance: Our white vapor barrier seam tape is moisture, temperature, and UV resistant, bonding the vapor barrier for long periods and retaining its performance in harsh conditions. It is also ideal for basement and restoration, marine and boat protection, outdoor masking, and plastering/painting applications Easy to Use: This 9 mil vapor barrier tape for crawl spaces is easy to unroll, cut, and apply. It's a user-friendly crawl space vapor barrier material for DIY or professional use, as well as a sealing tape for building or underlayment purposes Versatile USE: Durable, moisture resistant PE (polyethylene) film backing features an extremely sticky permanent adhesive for poly liners and plastic-to-plastic vapor barrier adherence, as well as a wide variety of other smooth surfaces, making this white seam tape an excellent choice for dust liners, crawl space liners, insulation repairs or seams and many more Vapor Barrier Tape is an essential tool for protecting your home or construction project from moisture damage. This heavy-duty 9 mil white polyethylene tape is designed to create a reliable moisture and vapor barrier for crawl spaces, marine applications, insulation repair, underlayment, and more. It can adheres firmly to a variety of surfaces, ensuring a secure seal against water and vapor intrusion. Measuring 4 inches wide and an impressive 180 feet long, this roll provides ample coverage for your waterproofing needs. Its stain-resistant properties also help maintain a clean and professional appearance. Whether you're tackling a home improvement project or working on a commercial site, Vapor Barrier Tape offers a reliable solution for protecting your investment from the damaging effects of moisture and vapor.