solar evacuated tubes
1.High efficiency than flatplat
2.Pressure system
3.10year manufacture experience
***** solarkeymark
The outer tube is made of extremely strong
transparent quartz sand which can resist impact from hail up to 25mm in
diameter.5, The inner tube is also made of qu...
- FOB Price: 1.8usd/piece
- Supplying Ability: 300000
- Min Order: 1000