200liter non pressure solar water heater
It adopts simple thermosyphon circulation. Cold water heated by
solar vacuum tubes, then hot water goes up to water tank.
Cold water and hot water forms a nature circulation between solar
vacuum tubes and water tank. Then whole tank water will
be hot gradually.
1. Economical type for most areas, people can afford it.
2. Simple structure: Solar vacuum tubes and water tank are
3. Mature technology and stable operation.
4. No need of much maintainence.
1. Inner tank: 0.41mm SUS304 2B stainless steel.
2. Outer tank: 0.3mm galvanized steel.
3. Stand: aluminum alloy, 2.0mm thickness.
4. Solar vacuum tube: 58/1800, borosilicate glass 3.3,
5. Insulation: 55mm polyurethane foam.