Attempting to represent the flow capacity of an FBBV in terms of control valve standard methods is confounding and can be very misleading, especially when comparing different ball valve units. Based ...

When you turn the handle in one direction ... in the middle of the ball. When the handle isn't in line with the tubing, water cannot flow. A traditional shut-off valve at a household fixture ...

and must be installed in the correct direction to work properly. Gate valves control water flow with a brass wedge. Ball valves use a stainless steel ball to control water flow. There are three ...