fiberglass screen mesh:14x14,16x16,18x18,22x22 feature:good flexibility, fire proof, anti-corrosion, easy to clean Insect screen)Aluminium Alloy Window Screen/Al-Mg ... before weaving or galvanized after weaving Surface Treatments: Galvanized, enameled, PVC coated and blue finished.Characteristics: good flexibility, fire proof, anti ...