Conveniently control water flow in your pool hoses with this standard 3-Way valve. It is used for shut-off diverting or mixing the water in your pool. It is an essential accessory for maintaining all your pool needs. Standard all female threaded 3-Way valve Used for diverting shut-off or mixing All sides are female/threaded Press and rotate the handle to select the valve setting Self-locking handle Overall dimensions: 5.5"H x 4.25"W x 5.25"D Outer female diameter: 2.375" Inner female diameter: 1.75"