Which valve provides precise control of water flow?

The globe valve is specifically designed for applications requiring precise control of water flow. This is due to its unique internal construction, which includes a movable disk that can be raised or lowered to adjust the flow of water through the valve. The globe shape also allows for a greater variety of flow rates to be achieved, making it easier to fine-tune the amount of water passing through.

In contrast, while gate valves and ball valves are effective for starting or stopping flow, they do not offer the same level of control when it comes to regulating flow rates. Gate valves provide minimal resistance and are typically used for on/off control, while ball valves operate with a simple quarter turn and do not have the ability to adjust flow incrementally.

Check valves, on the other hand, are designed to prevent backflow and do not facilitate flow control in either direction. Their function is to allow fluid to flow in one direction only, thus they are not equipped to adjust the flow rate.

Thus, the globe valve stands out as the most suitable option for applications needing detailed control over water flow.