8-15/16'' spout center to center 6-1/16'' to 7-15/16'' inlet center to center 1/4 turn ceramic disc cartridge(s) spout max flow rate: 15 gpm at 60 psi handshower bracket mounts to wall replace .FR with desired max flow rate: 1106-XX.20 for 2.0 gpm 1106-XX.18 for 1.8 gpm installation of upstream tempering device may be required (verify local codes)