Feature:The lightweight flexible ducting is recommended for air intake, induction, and use with cone air filters. Also commonly used as hot and cold air extraction, exhaust gas, dust extraction and brake ducts.2 Ply High Temperature Flexible Silicone Ducting, highly flexible heater ducting with a high tensile spring helix, covered with silicone coated and impregnated glass fiber fabric, with an outer cord of silicone coated glass fiber. This ducting is ideal for handling air and fumes where extremes of temperatures are involved.Easy to install and customize to your use length - The Silicone Air Ducting Hose could be easily cut by wire cutters, and cut any length according to your needs.Please allow 3-5cm differences due to manual measurement.Specification:Diameter: 45mm/1.77''Material: SiliconeColor: RedLength: 1m/3.