Universal trim compatibilty: The heart of your shower system, use the iBox rough-in with any hansgrohe or AXOR standard pressure balance or thermostatic shower valve trim (sold separately) Flexible configuration: Provides enough water to supply multiple shower outlets including showerhead, tub spout, handshower, and body sprays (diverter required for 3 or more outlets and is sold separately) Versatility: Compatible with a wide variety of shower trims such as hansgrohe S Thermostatic Trim with Volume Control (04230000), hansgrohe S Pressure Balance Trim (04233000), and hansgrohe ShowerSelect 2-function Thermostatic Trim (15763001) Secure installation: Housing design mounts securely to wall studs and accommodates multiple wall depths and materials to fit your space (professional installation recommended) Prevents in-wall leaks: Designed to penetrate and seal finished wall to prevent leaks, and to allow demo-free service access with Service Stop valves