... two kind of material can be combined.fiberglass insect window screen specification:1.window screen Standard (mesh/inch) : 18x16, 18x14, 14x14, 16x16 ... width: 0.61m, 0.71m, 0.80m, 1.0m to 2.8m ;3.window screen Standard colors : white, black, gray, ash ... be made as customers' specific requirement.)fiberglass insect window screen main features:1, green enviromental protectiont;2, easily washing,anti- ...