... /m2, 120g/m2, 125g/m2, 130g/m2, 150g/m2, practical high quality insect window screen Specifications:1. Standard Mesh: 3mm×3mm, 4mm ... and agricultural buildings to keep away fly, mosquito and small insects or for the purpose of ventilation. Fiberglass insect screen offers ... fire resistance, corrosion resistance, heat resistance, easy cleaning, good ventilation, high strength, stable structure, etc.