3 Ft. X 50 Ft. Plastic Sheeting, 4 Mil Heavy Duty Roll Black Polyethylene Tarp f
3 Ft. X 50 Ft. Plastic Sheeting, 4 Mil Heavy Duty Roll Black Polyethylene Tarp for Crawl Space Vapor Barrier. SVOPES Heavy-Duty 4 Mil Plastic Sheeting. Durable Protection for Any Project. This 4mil thick plastic sheeting is designed for strength and tear resistance.