Traditional beauty with a refined style. Opulence® trim kit now includes the new Gerber® Treysta™ ceramic disc pressure balance cartridge. A Gerber Treysta rough-in valve body is required, and is sold separately. Product Information Product Overview Diverter Location: Diverter on ValveValve Type: Pressure BalanceBrand: Gerber Features Cartridge Type: Includes Treysta Ceramic Disc Pressure Balance CartridgeIntegral Check Valve: Integral Check Valves in Cartridge Body to Prevent Cross-FlowWarranty: Limited lifetime Description Opulence trim kit now includes the new Gerber Treysta Ceramic Disc Pressure Balance Cartridge. A Gerber Treysta rough-in valve body is required and is sold separately. Components Cartridge Included: YesSold Separately Required: For Use with Gerber Treysta Rough-In G00gs55 Series with Diverter on ValveSold Separately Optional: Deep Wall Extension Kit D113001 and Shallow Wall Extension Kit Ga663b11