... netting 1)used to circle the building site2)nylon, polyvinyl alcohol, polyethylene3)FactoryBuilding safety netting/Construction safety net/: Material: HDPE, PE (polyethylene ... is made by machine and manpower.Length: 50-200m rolls or 5m, 6m sheets. Width: 1.5m,1.6m,1.8m ... net is used to circle the building site, in order to prevent the construction material or workers to fall down from higher places ...