insect window screen ISO9001 BWG31,32 ... mesh20*20,18*18,16*16,18*16,18*14 plastic,fiberglass,stainless steel,pvc,aluminum wire insect ... , filters and other purposes.Color of window screen netting: Blue &green for enameled iron wire ... .Specification List of Window Screen NettingSpecification List of Window Screen NettingVarietySpecificationTechnical NotesMesh/InchWire GaugeRoll ...