Made of premium multi-layer aluminum and polyester, with PVC outer film. Temperature range: -30°C-150°C. 100mm diameter * 5m maximum length can be stretched or bent at will. Offer high airflow performance , they can offer pressure up to 2500 Pa. Constructed of steel wire for reinforcement and long-lasting performance. Easy to install. Fits any standard 4 inch fan. Ideal for bathroom or kitchen exhaust fans, air conditioners, dryers, hydroponics, etc. Specification: Diameter: 100mm / 4inch Length: 5m Color: Grey Material: Aluminum + PET, PVC film Temperature range: -30°C-150°C Max wind speed: 30m/s Note: Other items are not included, the color is based on the first picture, and other pictures only show the effect Due to differences between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement. Please allow deviation. Thanks!
