Detailed Product Description

The all-glass evacuated solar tubes are designed and engineered for solar collector. With know-how in glass, seal technology, selective coating technology,and high vacuum main technology with strict computer controlling system and inspection is provided,hightest quality evacuated tubes for your heating systems.

Features

1.Borosilicate glass 3.3 with transmittance>91%

2.High absorptance α>0.93(AM1.5),low emittance ξ<0.06(80),high efficiency

3.Long service life by ensuring vacuum integrity

4.Quality manufacture ensures standardized tube with uniformity and reproducibility

5.Production individualized per customer request