Glass wool board,Glass wool roll with National Certificate,ISO9001:2000 Certificate,reach the European standard CE certificated Main specification Length: 5000-30000mmWidth: 1200mm Thickness: 25-150mmDensity: 12,16,20,24,32,40,48kg/m3Thermal conductivity: 0.038-0.06W/mKAverage Fiber dia.:less than 5.5Grade of combustibility:Non combustible Grade AHydrophobicity:More than 98.2%Sound Absorption ...