Grohe 45869000 1/2 Inch Concealed Flow On/Off CartridgeGrohe 45869000 flow cartridge to control the on and off function of the following Grohe models: - - Grohe Grohtherm 3000 34193 Grohtherm 3000 - - Grohe 19697000 - - Grohe 34966/100 - - Grohe Grohterm 1000 Oval Concealed Therm...