4 Inch X 180 Feet Vapor Seam Tape

Cawl space vapor barrier tape is a high performance vapor tape designed to prevent moisture from entering the crawl space. Vapor tape helps guard against mold, mildew, allergens, fungus, radon gas, methane gas, heat loss due to damp insulation, wood rot, and overall degradation of the crawl space when used with crawspace vapor barrier.