... .Long lifetime. 2.environmental. 3.good ventilation. 4.easy cleaning. Window screening introductionMaterial:low carbon steel wire, stainless steel wire, fiberglass ... , civil building to keep away mosquito and fly.Window series: stainless steel window screen, paint window screen, galvanized window screen, al-mg window screen, PVC coated window screen, fiberglass window screen, and others.