the pipeline is made of all the red copper and conducted by heat transfer medium liquid.water can't flow in vacuum tubes .
| Delivery Time: | two week |
| Package: | carton |
| Supply Ability: | 1000 Set/Sets per Week |
| Minimum Order Quantity: | 1 Set/Sets |
| Payment Terms: | L/C,T/T |
| Port: | shanghai |
| Fob Price: | US$1-1000shanghai |
| Pipe Material: | Copper |
| Application: | Solar Thermal |
| Type: | Pressurized |
| Model Number: | HFM |
| Brand Name: | HES |
| Place of Origin: | Zhejiang China (Mainland) |