1.INTERFACE CONNECTION The Shower Diverter is standard straight thread connections. Water Inlet Size: G 1/2 Female Thread. Water Outlet Size: G1/2 Male Thread. 2. Metal Material Made of One-piece brass metal construction body material, high pressure and high temperature resistance. Solid, seamless, heavy-duty and premium quality. The shower arm diverter is well-designed with bright polished chrome plated, resists corrosion and abrasion, built to last. 3.3 Way Shower Arm Diverter This shower diverter is a 3 way shower valve, functionally and conveniently. When handle is backward 180°, handheld shower discharges water; When handle is forward 180°, fixed spray head discharges water; When handle is upward 90°, both two shower heads discharge water simultaneously. 4.Easy Operation & Control This shower head diverter valve is designed with a metal handle lever to switch water between handheld shower and fixed spray head smoothly. Easy to operate and effectively to control water from both two shower heads (Can not shut off water). Allowing you to choose different showering to meet your needs.