The American Standard Pressure Balance Rough Valve Body features screwdriver stops and female thread I.P.S. inlets/outlets. The ceramic disc valves help ensure smooth handle operation and drip-free performance. This anti-scald, pressure-balancing Bath/Shower Temperature Control Valves accommodate seven styles of TRIMendous interchangeable bath/shower trim kits, including: Berwick, Colony, Dazzle, Hampton, Serin, Town Square and Tropic - all sold separately. Size: 7.25 In.