
Durable Composite Air Duct System for Efficient Airflow. A1 grade non combustible performance to meet international building fire safety standards without toxic smoke release during fire. Excellent thermal insulation performance to reduce air conditioning and heating energy consumption effectively. Integrated composite structure with high structural strength and stable overall performance for long term operation. Professional sound absorption capacity to reduce wind noise and external noise transmission in ventilation system. Good hydrophobic and moisture proof performance to avoid mold growth and internal condensation inside the duct. Ultra lightweight design to reduce building load and simplify overall construction layout. No formaldehyde and non toxic material composition to ensure safe and clean indoor air environment. Integrated molding structure reduces air leakage rate and improves overall ventilation efficiency. Strong anti aging and weather resistance to adapt to long term indoor and semi outdoor working conditions. Flexible cutting and on site installation to fit different pipeline layouts and engineering requirements.