Flusso Faucets Serie 100 Two Output Tub / Shower Trim in Brushed Nickel (UF.2102TBN)TO BE USED WITH PBV1005A PRESSURE BALANCE VALVE Handle Operation The volume and temperature of water is controlled by the lower handle. Lift the lower handle to control the volume and as the handle is moved between left and right, the temperature changes. Move it right for cold and left for hot water. The diverter handle on the top helps in directing the flow from the two outputs of the valve. When diverter handle points left, the water flows through