• Hot-water usage: Since the more hot water you use the more money you save with a solar heating system, large households will save a lot more by going solar. For example, a family of four will save a ...
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'Geyser has no choice': Joburg expert shows how solar geyser can still use electricity from grid
A Johannesburg energy expert explained why evening showers force solar geysers to draw municipal power, and Mzansi shared ...
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