Essence New Single-Handle Single Function Pressure Balance Trim With Control Module GROHE StarLight finish for scratch and tarnish-resistant surfaces for a lifetime of beauty For shower only or shower/tub with diverter tub spout Integrated bypass option when used with diverter tub spout 1 Axis operation 6.1 gpm at 45 psi GROHE StarLight finish for scratch and tarnish-resistant surfaces for a lifetime of beauty. For shower only or shower/tub with diverter tub spout Integrated bypass option when used with diverter tub spout Concealed installation (no screws visible)