Designed this cinch, For convenience belt swiftly fastens ducts to blower housings and ends, Complete with a sturdy duct end for hassle-free operation Designed for easy duct coupling without an external splicerThis product represents supported by wire, Non-collapsible, Closely pitched, And includes smooth inner walls optimized for reduced features a, Flow hindrance retractable design easier storage, For safer; available in a diameter of 12 300 mm and lengths of 5 or 10 meters connected for extended runs, This lightweight and retractable solution is engineered for superior air movement, Offering flow in two directions Offers reduced friction loss. Composed of vinyl and polyester. Utilizes a single-ply design and PVC coating. Effective within a temperature spectrum of -20°F to 180°F (-28. 8°C to 82. 22°C) Featuring a retractable design that is this product, Not collapsible utilizes a Class 1 hard-drawn spring steel wire helix in accented with, Bright orange a black and includes, Weather strip fastening cuffs on both ends along with heat-sealed seams to ensure a finer surface for better airflow.