Riobel Edge 1/2 Inch Thermostatic & Pressure Balance Trim With Up To 3 Functions With Cross HandlesRiobel Edge 1 2 Inch Thermostatic & Pressure Balance Trim With Up To 3 Functions With Cross Handles Features RioWise valve technology for consistent temperature and pressure performance. Features RioWise valve technology stabilizes water pressure for steady temperature even with a 50% pressure drop No separate shut off or diverter valve required for a cleaner design Temperature memory function Supports up to 3 functions operate 2 independently or both