solar vacuum tube

6. size (Diax Length) :
47 x 1,500mm, 47 x 1,800mm  , 58 x 1,800mm,58 x 2,100mm.

5. high performance of absorptance ( more than 96% )and low reflection ratio( less than 0.056/20? C).

4. Through the interlayer, vacuum has a unique effect of thermo, with its temperature up to 380 degrees of idle sunning.

3.advanced filming technology .

2.assimilate the advanced 9 layers of spattering deposition of trivalent element technology, Inner coating of tubes consists of layers of copper, stainless steel and aluminium nitride .

1.material :High-quality borosilicate glass.

solar vacuum tube