2)Tri-element evacuated tube, use ALN/ALN-SS-CU selective absorption coating, absorption efficiency >97% (AM1.5).
1) Normal type evacuated tube, use AL-N/AL for selective absorption coating, absorption efficiency >93% (AM1.5).
Two types Evacuated Tube:
Evacuated Tube, different types solar vacuum tube.
| Package: | Standard carton package |
| Supply Ability: | 500000 Piece/Pieces per Month |
| Minimum Order Quantity: | 1X20 FCL |
| Payment Terms: | L/C,T/T |
| Port: | SHNAGHAI |
| Pipe Material: | Glass |
| Application: | Solar water heater system |
| Type: | Vacuum Solar Collector |
| Place of Origin: | Zhejiang China (Mainland) |