Kohler - This 3 4-inch valve allows you to individually control showerheads, handshowers, and bodysprays for a customized showering experience. Choose any combination, or experience all of the components at the same time.Volume control enables precise control of amount and intensity of water flow. Quarter-turn ceramic disc valves exceed industry longevity standards, ensuring durable performance for life. Patented K-joint installation ensures consistent trim appearance, regardless of variability in valve rough-in (included with trim). 28.0 gpm (gallons per minute) flow rate. 3 4-inch inlet connections. Requires volume control trim (sold separately). Brass construction..