... days Split Pressurized Solar Water Heater Contain main parts: Solar Collector, Pump Station and Water Tank. 1. Working principle The collector ... and the water tank is separated, that makes the system combine with the building perfectly, which will reduce ... trivalent element heat tube, borrosilicate glass 3.3 7) Solar working station: Controller, Circulation pump, expansion tank 5L-8L, manometer,flow ...