Size: This is a G1/2 inch shower arm mounted three way shower arm diverter. Brass Material: The shower arm diverter is made of chrome-plated durable brass materials. It is durable and not easy to rust. Heavy duty brass construction, made from one piece, ensuring quality and longevity. Better thanplastic in resistance to pressure and bursting. T-shaped diverter: T-shaped adapter connector with three openings for connection. Three-way device, which can be used as a water inlet and two outlets. Easy Installation: Suitable for home water system, easy to install and clean. High quality product for smooth and reliable operation. Multipurpose: Perfect for connecting an angle valve (wall mount) and a hose or faucet; connect the shower arm, overhead shower and hand shower (you need an additional shut-off valve if you want to change the flowwater); use with toilet/bath sprayer hose etc.