The bath filling control system (SH07-022) can be used with wave-on or tactile switches. The half fill level is half that of the full fill which is adjustable. There are a number of kits available to suit a wide range of requirements Benefits of the bath filling control system are similar to the shower control system except that it operates a single valve post thermostatic mixer, with the option of hot and cold if required. – Control box only – Complete with 6 x C Cell Batteries