Thermostatic Mixer Valve Information: The valve has a 15mm inlet for hot and cold water. The thermostat on the valves can be set up to 38ºC, with a safety switch which can be overridden allowing a maximum temperature of 42ºC. This mixer valve has a hot and cold water pipe feed connected to the hot and cold water inlets; the sides of valve. The temperature is set using the control knob, resulting in water at the desired set temperature, coming out of the bottom outlet of the valve supplying water at the controlled temperature. A non-return valve is incorporated into the design to satisfy water regulations in a bidet setting. Specifications Complete with isolation valves, non-return valve and strainer Thermostatic mixing valve (temperature control) 1/2" BSP connections 15mm compression inlet and outlet adapter Non-return inlets Maximum temperature 42ºC Minimum temperature 20ºC Concealed installation Simple and easy to set, with clear temperature markings Solid brass interior thermostat