... ,stable performance, it is widely used solar flat panel heater Working principle:There have three parts ... water tank is separated, that makes the system combine with the building perfectly, which will reduce the ... work pressure of split pressurized solar water heater system is 12bar,the Operating Pressure is 6 ... :15m-20m each, diameter 12mm,thickness 1mm. 5.Heat pipe:Ati-freeze:-35C6.Capacity:100L,150L ...