Specification:
1)vacuum tubes: All glass evacuated heat-collecting tubes;
2)material of inner tank: SUS304-2B imported food grade stainless steel with 0.31mm thickness;
3)material of outer tank: Super imported stainless steel plate with 0.3mm;
4)insulation layer: Polyurethane integral foaming with 70mm thickness;
5)material of bracket: Thick stainless steel plate;
6)heat preservation: 72~80h;
7)model size: 47*1500, 58*1500, 58*1800.

Features:
1)low cost, no need for high strength material;
2)easy installation and be installed on the roof or at ground level;
3)reliable and long lasting, efficient;
4)strong erosion-proof, non-pollution to the water, clean and hygiene;
5)follows mechanics structural design principle, and strong resistivity of wind.