Main Features:Made of high-temperature aluminum foil resistant material, with multiple styles that can be easily stretchedThickened and durable.Scalable and bending.Fitment :For Webasto, Dometic, Planer etc.For diesel air heatersfor Air paking heater Car/Truck/Boat/Heavy machine /Agricultural machinery/industrial machinerySpecifications:Material:AluminumColor:As PictureSize:Diameter : 25mm/ 0.98inch,42mm/1.63inch, 60mm/2.36inch, 75mm/2.95inch;Length : 50cm/19.68inch-200cm/78.74inch (extendable Length)Diameter:Diameter: 25mm 25mm-50cm: Before stretching length :30cm. After stretching length :45cm-50cm25mm-100cm: Before stretching length :55cm. After stretching length :90cm-100cmDiameter: 42mm 42mm-150cm: Before stretching length :80cm. After stretching length :140cm-150cm42mm-200cm: Before stretching length :105cm. After stretching length :190cm-200cmDiameter: 60mm 60mm-100cm: Before stretching length :55cm. After stretching length :90cm-100cm60mm-200cm: Before stretching length :105cm. After stretching length :190cm-200cmDiameter: 75mm 75mm-80cm: Before stretching length :45cm. After stretching length :75cm-80cm75mm-200cm: Before stretching length :105cm. After stretching length :190cm-200cmPackage Includes:1Pc x Air Heater Duct PipeNote:The length of the pipe is the stretched length, not the length that the pipe is packaged. Please stretch it lightly and fully to get the length that you need.Please allow 1-3cm differences due to manual measurement.Due to the difference between different monitors,the picture may not reflect the actual color of the item.Thank youNo Retail Box,Packing Safely in Bubble Bag.