fiber glass insect mesh is made of quality filamentary plastic coating glass fiber yarn by special weaving technique. Fiberglass fiber glass insect mesh Alkaline-resistant fiberglass mesh ,fiberglass mesh is woven ... 4mm/75g/m2, 90g/m2, 110g/m2,125g/m2, 135g/m2, 145g/m2, 160g/m2, etc. 10mm x 10mm/90g/m2, 110g/m2, 125g/m2, 135g/m2. 145g/m2, 150g/m2,160g/m2,etc ...