The Green Power SPA Series Solar Collector | ||||
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The Green Power SPA Series Solar Collector |
Green Power's SPA Series collector? We work on a rule of thumb that in optimum conditions each heat pipe can heat 12 liters of water to 60 degrees Celsius per hour. Thus depending on the size of your proposed geyser you can choose the 10 tube, 20 tube or 25 tube panel. ...
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