1. Separate Solar water heater, high pressure 2. Heat pipe vacuum tube 3. ISO, CE, CCC 4. SUS304 inner tank, 2 copper coils Separate solar ... cold areas.1. It can withstand pressure of tap water when it works, working pressure 0.6MP.2. Completely automatic operation, the whole ... .8. Capacity:100L,150L,200L,250L,300L,400L,500L. Domestic high pressure heat pipe Separate Solar Water Heater ...