What is this?PVC hose is widely used, mainly in low-pressure environments, can be used as an air hose, water tubing, oil transporting line. As a water tubing, it can be used for air conditioning , humidifier , etc. As air hose, it can be used for the transportation of gas in the pneumatic device, etc. As oil transporting line, it can be used as a transportation line for sucking fuel oil, lubricating oil, etc.What will I get?PVC tube, is in size of : 11.5mm/0.45-inch inner dia, 15.5mm/0.61-inch outer dia, 1m/3.3ft total lengthIn the package of: 1pcs x PVC HoseIs there any advantages of the product?PVC pipe is soft and flexible, easy to bend, easy to process, and easy to fold; High transparency. When used as water pipe and oil pipe, the flow of liquid in the pipe can be clearly observedHow to use it?Steps of installation: 1.