This product is a professional suite, which is used to make soda water or replenish relevant gases to liquids used for soda bottle soda making,But we should pay attention to the following points. 1. When the pipe is connected to the barb of the carbonization cap, the pipe orifice needs to be soaked in high-temperature water to soften, and then cooled to facilitate better fitting and assembly. 2. In order to maintain a long service life, the ball lock assembly line and carbonization cover should be stored in a dry environment after cleaning. 3. The safety pressure range of the ball lock pipeline assembly is 0psi to 70psi. Please do not exceed the limited safety pressure to avoid any leakage.