The details of Pre-heated solar water heater
1) Inner tank:stainless steel--0.60mm.
2) Vacuum tube:QB-AL-N/AL-58-2000 and 58-2300.
3) Outer tank:painted steel-0.4mm;stainless steel SUS304-0.4mm.…
The details of Heat Pipe Collector
1) The water is heated by the heat pipe rapidly.
2) There is no water in the vacuum tube,so the tube will not break in the winter.
3) It can be combined with t…
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