ZipWall® is an award-winning dust control barrier system. The product has been honored by the press and hailed by builders, painters, carpenters, floor refinishers, demolition workers and do-it-yourselfers as a simple and effective method to control dust by isolating the worksite from other areas. The system consists of two telescoping, twist lock ZipWall® adjustable poles, 6 feet 9 inches to 21 feet. Two jacks, two sets of parts, head, plate, tether, GripDisk. Order poly separately.