Fiberglass Insect Screen Mesh:18*16,15*17,16*16,18*18 ... *30m.. Customers'design ok. Fiberglass window screen1.Composition of fiberglass insect screening: 32% fiberglass and 68% PVC. Factory Product Fiberglass screen ... -15233295552ADD:NO 3-11, F District, Wire Mesh World,Anping,Hebei,China Fiberglass Insect Screen (18*18,18*16 ,115g to 120g ...