... adhesion 2.Application:It is used in waterproof and heatproof cloth,and wall strengthening 1. Opening:5mm*5mm 4mm*4mm 3mm ... *3mm2. Application:It is used in waterproof and heatproof cloth,and wall strengthening3. Color:White,blue,green,or other colours4 ... agingDurable, versatile and cost-effective optional colorhigh tensilealkali resistant Durable Fiberglass Gridding Cloth