Inspired by Colonial America, improved by American ingenuity. This bath/shower set is part of our traditional Williamsburg™ Suite. Includes a self-cleaning showerhead, anti-scald pressure-balancing valve, ADA-approved lever handle and a diverter tub spout.Ceramic Disc Valve Cartridge: Assures a lifetime of smooth handle operation and drip-free performance.Pressure Balancing Valve Cartridge: Maintains constant output temperature in response to changes in hot and cold supply pressure. Diaphragm sy