concealed installation range of use 9l/min to 140l/min wax thermoelement temperature scale handles with pre-adjustable safety stop between 33°C and 43°C arrangement to make the thermal disinfection easier built-in non return valves and dirt strainers as compact service units connecting thread 1 1/4" outlet thread 1 1/4" connection and outlet at top or bottom without connection unions for wall mounting GROHE StarLight chrome finish min. recommended pressure 1 bar