Riobel Edge 3/4" Thermostatic & Pressure Balance Trim With Up To 6 Functions Cross HandlesRiobel Edge Thermostatic & Pressure Balance Trim With Up To 6 Functions RioWise technology maintains consistent temperature and pressure for high performance shower control. Features RioWise valve technology stabilizes water pressure for steady temperature even with a 50% pressure drop Eliminates the need for separate shut off or diverter valves, creating a cleaner wall design Temperature memory allows you to set and retain preferred temperature