Air duct air duct glass wool board glass wool board performance: safety and environmental protection, fire retardant, waterproof anti-corrosion, heat resistance, at -80 to 100 degrees in the environment, stable physical performance, resistance, good elasticity , long life, wide range, resistance to bend around, low thermal conductivity, shock absorption, sound absorption and excellent performance; look clean and beautiful, no distortion, no cracking, soft material, feel good, simple and convenient construction, with gum, Remove the kraft paper paste sticky solid, in use, it can be free to cut as needed. Density: 60kg / cubic meter Specifications: 3-30MM (thick) * 1m (width) * 10m (L), the material can be customized according to customer requirements: high strength high density closed cell foam Organization made. Finishes: black, smooth surface and elastic purposes: insulation, heat insulation, sound insulation, noise, vibration, shock absorption details, see: http: //www.hbhaotianbaowen.com/456qwe-Products-17052979/