Cost, time-and space-saving mounting of the boiler to the pipe line systems - For pumps with length 180 mm - Insulation as standard Consisting of: -  Integrated ball valve with thermometer with handle (red - Supply, blue - Return) - Distance piece with check valve -  CALIS mixing valve with thermostatic valve with remote sensor -  Distance between supply and return pipe: 125 mm - Max. temperature: 110°C - Max. operating pressure: 6 bar - Temperature range: from 0°C to 120°C.