Multi-use plastic film for use in a variety of construction, gardening, remedition and DIY applications. Made from polyethylene to enable lasting use. This heavy-duty plastic is commonly used under concrete slabs as a vapor barrier, on top of freshly poured slabs as a curing blanket, and as a temporary cover for equipment and supplies. Perfect for closing off rooms for construction, temporary shelters or as a slab vapor barrier. Great for greenhouses, weed protection in agriculture or to winterize windows. Can be used as a vapor and moisture barrier for concrete, drywall, insulation and more. Resists tears and punctures. Tough, seamless plastic. Easy to use roll. Covers 250 square feet.