The main products at present there are five major enterprises Series: the common tube, the three-cavity tube, the three-height, the purple-golden and the high-efficiency tube. The diameter of pipe:
Vacuum pipe
Glass material:High borosilicate 3.3 glass
| Vacuum pipe: | Vacuum pipe |
| Pipe Material: | Glass |
| Application: | Water Heater |
| Type: | Vacuum Solar Collector |
| Brand Name: | zhenglishi |
| Place of Origin: | Zhejiang China (Mainland) |