Vacuum Tube Solar Collector
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Split Glass Vacuum Tubes Solar Water Heater Geyser Heating Energy Solar Collectors For School Hotel Hospital
model: HHC-10 Certificate: CE CCC ISO9001, Solar KEYMARK, SRCC thing: Vacuum tube heat pipe solar collector Material: 3.3 High borosilicate glass Key words: solar water heaters Warranty: 5 years, 5 years Pipe material: copper usage: family bath Origin: Zhejiang, China payment terms: L/C, D/P, T/T,..