... *5 4. Weight (g/m2): 45-250 Fiberglass Mesh is woven by fiberglass yarn, and then coated by alkaline resistant glue ... bitumen, gypsum, waterproof and so on.Ordinary specifications: 1. Mesh size: 5mm*5mm, 4mm*4mm, 4mm*5mm, 10mm*10mm, ... (g/m2): 45g, 60g, 75g, 90g, 110g, 125g, 145g, 160g, 200g, 250g;3. Length/roll: 50m--100m;4. ... and produced by the requirement of customers. 145g/m2 Quality Fiberglass Mesh