Compatible Brand and Equipment: This is a water drain connector specifically designed for the Kärcher K4 car wash. It fits precisely onto the interface of the K4 car wash and forms an important part of the car wash's water drainage system. Appearance and Structure: The overall color is black, and the construction features an L-shaped design. One end serves as an interface for connection to the car wash, and the other end can be connected to components such as pipes. The construction is compact and the layout is rational, facilitating installation and use. Material Properties: Made of durable engineering plastic with good pressure and corrosion resistance. It can withstand the impact of high-pressure water jets during car wash operation and erosion caused by various car wash fluids, ensuring long-term and stable use. Function and Use: It is primarily used to connect the water outlet system of the K4 car wash. It can effectively vent the high-pressure water in the car wash and connect it to car wash accessories such as hoses and spray nozzles, creating a stable water channel for the car wash's function and contributing to efficient car washing. Easy Installation: The installation process is simple and easy. Without complicated tools, users can easily connect it to the K4 car wash and associated hoses and other components, saving installation time and getting the car wash up and running quickly.