Thermostatic Valve - Top dial - controls water to 1 outlet diverter - Middle dial - controls water temperature - Bottom dial - controls water to 1 outlet diverter - Thermostatically controlled - Exceptional build quality and finish - Manufactured from highly durable solid brass with a chrome finish - Highly polished 3 layer PVD mirror chrome finish, silky-feel surface - Tarnish and corrosion resistant - Operating range 20-50C, with 38C safety button - Built-in non-return valves to prevent backflow and filters to protect the thermostatic mechanism - Chosen temperature maintained to within +/-1C - Pre-set maximum temperature - Automatic shut off in event of water cold supply failure - UK standard size fitting Overhead Shower Arm