The Minggu Reinforced Nylon Flexible Ventilation Duct Hose is a high-quality, retractable air duct designed for efficient ventilation and exhaust systems. Constructed from durable reinforced nylon cloth, it offers excellent heat resistance, operating effectively in temperatures ranging from -15℃ to +130℃. Ideal for commercial heating and HVAC applications, this hose provides reliable airflow and easy installation.