Brass Angle Valve for Wall Mount Quarter Turn 1/2″,Angle valve for short is an angle globe valve. The angle valve is similar to the ball valve, and its structure and characteristics are modified from the ball valve. The difference with the ball valve is that the outlet of the angle valve is at a right angle of 90 degrees to the inlet. Angle valve is also called triangle valve, angle valve, angle water valve. This is because the pipe is in a 90-degree corner shape at the angle valve, so it is called an angle valve, an angle valve, and an angle valve. It is mostly used for water and electricity installation in the decoration industry, and is an important plumbing accessory.