Fiberglass Window Screen: mesh/inch:10,14,16,18,22,24 material:fiberglass width:3',4' length:100' Fiberglass Window Screen: mesh/inch:10,14,16,18,22,24 material:fiberglass width:3',4' length:100' Wire diameter: 0.295-0.234mm Fiberglass window screen is widely used for window and corridors to prevent insect from bugging you. Fiberglass Window Screen