Steel window screen also named as iron window screen steel wire netting and iron wire mesh THE SPECIFICATION vriety specification Technical notes Mesh/inch Wire gauge Roll size 12x12 BWG31 BWG32 BWG33 BWG34 3"x100" 4"x100" 1x25M 1.2x30M 1.5x25M Process: electric galvanized after weaving Color: white or blue white 14x14 16x16 18x18 18x14 22x22 24x24 30 x 30