TPE/TPR Air Duct Application: As suction and transport hose especially ideally for: 1. High temperature industrial fumes, steam. 2. High temperature air or smoke in auto. 3. Other hot air in engine construction or drying machine. 4. Chemicalair 5. Cold air Main Features： 1. Good performance on high temperature resistance up to 135 degree. 2. Good performance on low temperature lowest to 40 degree below zero. 3. Good resistance to chemical substances. 4. Could be static electricity conductive by grounding the steel wire. 5. Good resistance to UV. 6. Small bending radius. 7. Highly flexible compressible. 8. High tensile strength. 9. Rubber finishing. Material: Wall: Thermoplastic elastomer. Spiral: Spring steel wire. Working temperature range: -40°C ~ 135°C ( Short time to 150°C )