Plastic ball valves are used to regulate flow of water from a water pump or gravity fed systems.Connect a section of vinyl tubing to one side to control flow of water in low pressure systems.Screw the threaded side into bulkheads or FPT adapters.Pinch or hose clamps are recommended to fasten the tubing to the barb adapter.
Barb x Barb valves are available in 1/2" or 3/4" sizes.