building satefy protecting netting 1 marterials:polythene, polypropylene,chinlon, etc. 2 convenience using and lower cost etc. Building satefy protecting nettingMarterial: polythene, polypropylene,chinlon,nylon 6 fibre.Weaving and characteristics: the longitudinal mesh is hamulus weaving by knitting machine. Horizontal mesh is made by machine and manpower.High ability of protection, convenience ...