The XFasten Waterproof vapor barrier seam tape is a heavy-duty and all-weather crawlspace vapor barrier tape that is built to last and withstand extreme outdoor conditions and temperatures. It has an operating temperature range of -4°F to 203°F, by which it will not degrade, weather, shrivel or flake. It sticks to all building material types- concrete, wood, unfinished walls, Polypropylene and Polyethylene films, and housewrap films. It can also be used as an underlayment tape, a plastic seal tape for abatement and restoration, marine applications, and boat preservation.
Why Choose the XFasten White Vapor Barrier Tape for Crawlspaces, Basement and PE Films?
Built to last. Our basement vapor barrier tape's pressure sensitive adhesive can withstand UV, frost, sunlight and heavy rainfall for up to 48 months. This white construction seaming tape is built to take a beating!
Made for BEGINNERS, for PROFESSIONAL projects. The XFasten white vapor barrier sheathing tape's adhesive is mess-free and will not ooze out even on hot and humid environments, making this tape easy to install especially for beginners. Expect a professional finish, both in functionality and looks of your project.
Versatile. It sticks to almost all surfaces, making this waterproof vapor barrier tape especially useful for unfinished walls, concrete, Polypropylene and Polyethylene films.
True 9-mils Thickness.Other white vapor barrier seaming tape claim to be 9mils but are even thinner than your average trash bag. We make sure that our white sheathing tape is laboratory tested and certified to be exactly 9mils thick.