... Flat plate split solar water heater 2. Flat plate collectors 3. ISO,CE,CCC,RoHS 4. SUS304-2B inner tank or better Split pressurized solar water heater ... system is made up of solar collector, water tank and workstation. It’s ... cold areas. Split pressurized solar water heater: 1. Can withstand high pressure of tap water when it works, working pressure: ...