This heavy-duty flexible hose is expertly engineered for demanding applications, making it an ideal choice for ventilation, heating, and exhaust systems. Constructed with an internal steel wire, this hose maintains its structural integrity, preventing collapse while allowing for tight bends. Its design ensures stable airflow, making it a reliable option for both residential and commercial use. **Specifications:** - **Product Name:** PVC Flexible Air Duct - **Material:** Three-proof fabric combined with galvanized steel wire - **Inner Diameter Options:** 8cm, 10cm, 11cm, 12.5cm, 15cm, 16cm, 18cm, 20cm, 22cm, 25cm, 30cm, 32.5cm, 35cm, 40cm, 45cm, 50cm, 55cm, 60cm - **Length:** Customizable; available in 200cm/78in and 400cm/156in (1cm = 0.39in) - **Temperature Range:** -30℃ to 150℃ - **Features:** High temperature resistance, flame retardant, and flexible **Key Advantages:** - The conformal steel wire loop design enhances flexibility for various installation needs. - Exceptional heat resistance and flame retardant properties ensure safety in high-temperature environments. - Fully foldable design allows for convenient storage and easy installation, making it perfect for tight spaces or temporary setups. **Package Includes:** - 1 × Ventilation Tube **Note:** 1. Product color may vary slightly due to differences in lighting or monitor settings. 2. There might be slight dimensional variations due to manual measurement. This versatile PVC Flexible Air Duct is perfect for HVAC contractors, DIY enthusiasts, and anyone needing reliable airflow solutions. Upgrade your ventilation system with a hose that combines durability and flexibility to meet your specific needs.