
Civil and Commercial Air Conditioning Duct Insulation Glass Wool Board Reduces Energy Consumption48-96kg/M³. Excellent Thermal Insulation: Coefficient of heat conductivity as low as 0.032W/m.K for superior energy efficiency. Superior Sound Absorption: Average NRC up to 1.10, providing exceptional acoustic insulation for HVAC systems. Non-Combustible Safety: Flame propagation 25 and flame diffustivity 50, meeting strict fire safety standards. Mold and Moisture Resistant: Mildew proof with moisture absorption less than 3% by weight for long-term durability. Long Service Life: Designed not to age, ensuring reliable performance over extended periods. Easy Installation: Easy to machine and palletized for convenient loading, unloading, and storage.