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Sunwe-SGS certified manufacturer
Sunwe company has been inpsected by SGS team and awarded SGS certificate for factory.
The typical household uses 10,000 to 15,000 BTUs of hot water per person per day. A 20 vacuum tube solar collector can produce 30,000 BTUs on a summer day with a footprint on a roof of only 36 square feet. The system can provide 100% of summer hot water ... 
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Fax : +86 573 87872667
E-mail: alan@sunwesolarcollector.com
Add : Yuanhua, Haining, Zhejiang, 314416 China . 
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