Is a compact valve combination for applications with electrical water heater. The cold water side have the non return and shut-down components and connections for safety valve, vacuum valve etc. The hot water side is regulated within a temperature range of 35 to 60°C and offer an in-line scald safe* function by the thermostatic mixing valves series VTA320. *) Scald safe means that in case of cold water failure, the hot water shuts off automatically.