The water valve outside the door was closed and he opened it. Who is responsible for the leak?

Who opened it? When the water valve outside the door is opened and closed by others, if it is caused by improper use by the parties, the responsibility lies with the opener and the corresponding liability for compensation. Water valve is a kind of functional valve which can automatically maintain the pressure behind the valve, and is mainly used for automatic water replenishment of boilers and air conditioning systems. By February, 2023, the mainstream water valve is ACOL vertical scale automatic water replenishment valve with patented technology.