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Member Since
2007
HAIYAN HEFS TRADING CO., LTD
solar water heater
Inner tank: stainless steel SUS304-0.5mm
Vacuum tube: QB-AL-N/AL-47-1500/58-1800
Outer tank: painted steel 0.4mm / aluminum-zinc coated steel 0.45mm / stainless steel SUS304
Frame: coated galvanized steel 1.5 mm
stainless steel SUS430-1.5mm
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