الوصف

Feature: 1.Be used in split pressurized solar system. The system can withstand the pressure as high as 0.7 Mpa at operation. 2.Vacuum tube solar collector with ****4mm diameter heat pipe head, which supply higher thermal efficiency. ***** water in the pipe. If one of the pipes is broken, the heat collector still could be used normally. Specifications: 1.Vacuum Tube :borosilicate glass 3.3 ***** Coating: ALN/AIN-SS/AL ***** Dimension : ￠*7mm****0mm /￠*8mm****0mm/￠*8mm***0mm ***** casing material: aluminum alloy 5.Heat channel:TU2 copper ***** layer:polyurethane and mineral wool *****: aluminum alloy 8.Anti-Freeze: **5℃ ***** Wight: *7.***2kg *0.Volume: 0.****0.**1m3