GROHE Rapido T Thermostatic mixer for concealed installation for use with Grohtherm Special without finishing trim set flat installation depth 70 mm - 95 mm GROHE TurboStat compact cartridge with wax thermoelement two top outlets 1/2", lockable bottom outlet 1/2" - can only be used with separate stopvalve body of DR brass built-in non return valve and dirt strainers min. recommended pressure 0.2 bar