... /m2, 130g/m2, 150g/m2, practical high quality insect window screen Specifications:1. Standard Mesh: 3mm×3mm, 4mm ... per customers' requirements.Application:Fiberglass insect screen is woven from PVC coated single fiber. ... for the purpose of ventilation. Fiberglass insect screen offers excellent properties of fire resistance, corrosion resistance, heat resistance, easy cleaning, good ventilation, high ...