Grohflex Cosmopolitan Custom Shower Thermostatic Trim With Control Module None Importado GROHE StarLight finish for scratch and tarnish-resistant surfaces for a lifetime of beauty GROHE TurboStat technology delivers water at a desired temperature within a fraction of a second and keeps it constant for the duration of the shower For high-flow, multiple outlet custom shower Requires separate volume controls 14 gpm at 45psi