Ventilation ducts are used for a wide range of applications, from industrial air movement to transporting abrasive materials and fumes. They can be made from a variety of different materials, and each type has its own unique properties and advantages for certain environments. A pvc coated ventilation fabric hose is particularly well-suited to the demands of many industrial application... https://www.duletai.com/product/pvc-vent-duct-fabric/