Product Description: high strength, light, heat insulation & ventilate, transparent, fireproof, dustproof and anti-noise. It widely applied in various construction sites especially for high-rise buildings by enabling wholly sealed construction. It is effective in protecting people or articles from falling and getting injured. Executive Standards: GB16909-1997 GB5725-85 Mesh Density: Executive Standards:2000-sieves/㎡ Shock Resistance: impact the mesh with 100kg sandbag from the height of 1.5m and the linear breaking length after impact is ≤200mm, the curve length is ≤150mm. Fire Retardancy: continued burning ≤4 seconds, afterglow ≤4second