Concrete Construction, Construction Equipment, Dry Wall, Dust Control, Equipment, Lumber, Maintenance Equipment, Occupational Health Products. the ZipWall Dust Barrier System sets up in just a few minutes without ladders, tape or damage. Using ZipWall’s easy to use spring loaded, twist locking poles, one person can build a barrier up to 20’ high and as wide as needed. the complete system includes accessories to create doorways in, Construction Equipment, Building Materials, Process Control, Construction Machinery ...