Mounting stand included, flat or sloped roofs Highest pressure and efficiency of any panel Complete freeze protectio
solar heat collecting tube 1.Certification:ISO9001-2000 2.High efficiency and reasonable price 3.Specifications vary.
Solar evacuated tube, solar heat collecting tube, evacuated tube solar collector
1. Vacuum Tube
1).External pipe diameter: 47mm/58mm/70mm
Internal pipe diameter: 37mm/47mm/58mm
2).Thickness:1.6mm/2.0mm
3).Length:1500mm/1600mm/1700mm/1800mm/1900mm/2000mm/2100mm
4).Material: high borosilicate 3.3 glass.
5).Pass The Quality Supervision and Inspection
2. HuaLi Solar Collector Features
1).Highly efficient absorber, daily average efficiency over 50%
2).Can be used all years round in the climate
3).Low heat loss
4).Stable coating plating technology
5).High heat resistance and high cold resistance
solar heat collecting tube 1.Certification:ISO9001-2000 2.High efficiency and reasonable price 3.Specifications vary.
Solar evacuated tube, solar heat collecting tube, evacuated tube solar collector
1. Vacuum Tube
1).External pipe diameter: 47mm/58mm/70mm
Internal pipe diameter: 37mm/47mm/58mm
2).Thickness:1.6mm/2.0mm
3).Length:1500mm/1600mm/1700mm/1800mm/1900mm/2000mm/2100mm
4).Material: high borosilicate 3.3 glass.
5).Pass The Quality Supervision and Inspection
2. HuaLi Solar Collector Features
1).Highly efficient absorber, daily average efficiency over 50%
2).Can be used all years round in the climate
3).Low heat loss
4).Stable coating plating technology
5).High heat resistance and high cold resistance
solar glass vacuum tube
