Sunlight irradiation before storage of PVC lay flat hose will not produce mildew when it plays drainage and irrigation role again. It can better protect the application effect of PVC lay flat hose, and it is one of the application information of PVC lay flat hose that can not be ignored. Grasping some application details can improve the application performance of PVC lay flat hose products and avoid improper operation affecting the use effect of PVC lay flat hose. It is a few application skills that can not be ignored in the application of PVC lay flat hose, so as to obtain better application effect. PVC lay flat hose is still widely used, but we should pay attention to some details when using it, so as to have a better effect when using it. Must do a good job of the premise work, this is to ensure the smooth progress of irrigation, but also the most fundamental work. When connecting the rotary joint of threads, the threads of the inner and outer pipes are in the same direction as the rotation direction of the drum. Hose must be used to connect the rotary joint with PVClay flat hose, which is to ensure the quality of use. In addition, the support and stop of PVC lay flat hose rotary joint should be appropriate, so as to give full play to the product characteristics of PVC lay flat hose, so that it can obtain better application effect, and look forward to the patronage of new and old customers from all walks of life.