... 60-300g 4.Various colors & good strength Fiberglass mesh is mainly alkali-resistant fiberglass fabric, it use the C /E glass fiber ... Construction caulking tape etc.Specifications:1. 16x16 mesh, 15x14 mesh, 12x12 mesh, 10x10 mesh, 9x9 mesh, 8x8 mesh, 6x6 mesh, 5x5 mesh, 5x4 mesh, 4x4 mesh, 3x3 mesh, 2.5x2.5 mesh, 1x1 mesh ... rupture due to shrinkage or temperature change.Techinical data: Fiberglass mesh