... 3,Temperature preservation is equipped with standard electric water heater setting, automatic temperature control exchanger, with increased anode ... blended with architecture 6,The equipments of separated solar water heater is composed by heat collector, storage tank ... tank 5L-8L, manometer, flow-meter, pressure relief valve, Copper fittings etc.Water capacity: 150L / 200L / 250L /300L/400L/ ...