Angle valve is essential to every family, but many people do not know much about the role of Angle valve. Simply put, the role of the Angle valve is to maintain the terminal equipment. Next, for you to detail the role of the Angle valve. Angle valve is a kind of valve, to cut off the medium, easy to maintain the terminal equipment role. Generally used for lavatory, toilet cistern, water heater cold, hot water inlet pipe. The function of the Angle valve is to control the water pressure under the condition of unstable water pressure or oversize water pressure, to prevent the water parts in the toilet from bursting due to excessive water pressure, and leakage caused by the breakage of sealing gasket, and to facilitate the maintenance and replacement of hose in the future.