aluminum insect screen: mesh/inch:14x14,16x16,18x18,22x22 size:3'x100',4x100',1x25m wire gauge:BWG31-32 aluminum insect screen: material:stainless steel ... wire304,304L,316 mesh/inch:14x14,16x16,18x18,18x14,22x22 ... industries4) Also used in medical and mechanial manufacturing Aluminum Insect Screen(Direct Factory)