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 Alloy Window ScreenMaterial: Al-Mg alloy, aluminumCharacters: Light weigh, good flexibility, easy to clean, beautiful, fire proof, anti-corrosion, enduring moist situations.Applications: widely used in office building, residence, work ...