This heavy-duty flexible air duct hose is expertly engineered for demanding applications, ensuring reliable performance in various environments. Constructed with a robust internal galvanized steel wire, this hose maintains its structural integrity, preventing collapse while allowing for tight bends without compromising airflow. Its telescopic, compressible, and foldable design makes it incredibly easy to store and install, making it an ideal choice for both residential and commercial use. **Specifications:** - **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 Options:** Customizable lengths available, including 200cm/78in and 400cm/156in (1cm = 0.39in) - **Temperature Range:** Suitable for -30℃ to 150℃ **Key Features:** - **Versatile Design:** The conformal steel wire loop design allows for exceptional flexibility, making it perfect for various ventilation, heating, and exhaust applications. - **Heat and Flame Resistant:** This hose is built to withstand high temperatures and is flame retardant, ensuring safety and durability in challenging conditions. - **Easy Storage:** Its fully foldable nature makes storage a breeze, saving you space when the hose is not in use. **Package Includes:** - 1 × Ventilation Tube **Note:** Please be aware that due to variations in lighting and monitor settings, the actual product color may differ slightly from the images. Additionally, minor dimensional discrepancies may occur due to manual measurement. This flexible air duct hose delivers outstanding value, whether for HVAC systems, workshops, or home projects, ensuring efficient airflow and lasting performance. Experience the convenience and reliability of our PVC Flexible Air Duct today!