All Glass Solar vacuum tube with copper heat pipe 58*1800mm/ three target coating

 Solar Vacuum Tube

 1). Structure: all glass concentric dual tube geometer
2). Glass material: borosilicate glass
3). Absorptance: >0.92
4). Emittance: <0.08 (80°C)
5). Vacuum: <5*10-3 Pa
6). Stagnation >230m2.°C/KW
7). Average heat loss: <0.8w/ m2.°C
8). Lifetime >15years  

 Solar Vacuum Tube

Founded in 2006 , Haining Chaoda Solar Collector Tubes Co.,Ltd is professional supplier for all kinds of solar water heater products .

We supply good price and high quality solar water heaters ,solar collectors ,solar vacuum tube ,solar water tank ,solar bracket ,solar PV panel ,solar air conditioner ,solar hot water project and other related accessory and fittings .

we has been in international solar bussiness for more than 10 years , exporting to Europe ,Canada , USA , Middle east ,Mexico , New zealand ,Iran ,South Africa and so on .

Our company has CE ,solar key mark ,ISO9001 certificates . We are honest to be your best supplier.