... of the storage tank.9. It can produce hot water with constant temperature.10.Indirect solar system enable water quality to be ... T safety valve, heating element, magnesium bar, heat exchange copper coils) 3. Working station(expansion vessel, circulation pump, controller, ... Term:FOB prefered,CFR and CIF acceptable High pressurized solar water heater which approved by CSA,Solar keymark,SRCC,En12975