Non-pressurized solar water heater
1. 5 years warranty
2. OEM&ODM
3. Suitable for Flat roof or inclined roof

This working principle of solar water heater is make it natural circulation between the water tank and the collector pipe . After the water in vacuum tube heated, natural convect into the water tank, meanwhile cold water in the tank  flows down to the vacuum tubes, that is natural to run continuously to heat the water tank

Non-pressurized solar water heater features 

1. Conventional domestic solar water heaters,Looks beautiful

2. Easy plug-in installation

3. Economical goods

4. The life of the vacuum tubes is 15 years

5. Anti-freeze-55 degrees

6. years warranty
7. OEM&ODM
8. Suitable for Flat roof or inclined roof