Exposed shower valve Thermostatic cartridge maintenance replacement and calibration2.0 bar 26.5 l/min. 3.0 bar 32.2 l/min. 4.0 bar 37.2 l/min. 0.2 bar 8.0 l/min. 1 X Thermostatic Shower Valve. The bodywork is beautifully designed and powerfully sculp