- Integrated Evacuated Tube Solar Water Heater (TJ-N2)
- 2016-11-05 13:15
- When the water in the vacuum tubes heated, hot water rises naturally into the tank, and the cool water in the tank flows
- Suzhou Tongji Material-Tech Co., Ltd.
- 2016-10-27 08:54
- When the water in the vacuum tubes heated, hot water rises naturally into the tank, and the cool water in the tank flows