Avian 1H Shower Only Trim Kit & Treysta Cartridge 2 0gpm Brushed Nickel Product Information Product Overview Flow Rate: 2.0gpm Max Flow Rate @ 80 psiShower Arm Length & Material: 12 1/2 Metal Shower ArmSpray/Stream Function: Single function offers a steady gentle streamValve Type: Pressure BalanceBrand: Gerber Features Screw-Less Design for Fast and Easy InstallationAir Injection Technology: Features Air Injection technology which optimizes water intensity even at low pressuresCartridge Type: Includes Treysta Ceramic Disc Pressure Balance CartridgeEasy Clean Nozzles: Features Easy Clean Soft-Touch NozzlesIntegral Check Valve: Integral Check Valves in Cartridge Body to Prevent Cross-FlowWarranty: Limited lifetime Components Showerhead: Features Mono Chic 5 x8 Rectangular Single Function ShowerheadIncludes: Handle Valve Escutcheon & ScrewsSold Separately Required: For Use with Gerber Treysta Rough-In Valves G00gs50 or G00gs52 SeriesSold Separately Optional: Deep Wall Extension Kit D113001 and Shallow Wall Extension Kit Ga663b11