Do it Best Blue Woven 16 Ft. x 20 Ft. Medium Duty Tarp Fernco Vacuum base holds securely to

Vacuum base holds securely to any smooth surface

virtually eliminating false negative readings

7-inch diameter

well-bonded cementitious underlayments

Overstrike protection to help prevent damage

Do it Best Blue Woven 16 Ft. x 20 Ft. Medium Duty Tarp Fernco Vacuum base holds securely toConstructed of polyethylene with a 10 x 8 weave pattern and lamination on both sides. Features a polypropylene rope that is heat sealed into the peripheral hem. Durable, weatherproof polycarbonate grommets are located every 3 feet around the periphery. Treated to withstand the ultraviolet rays of the sun. Packaged in a PVC bag with a hang tab and a sample swatch.