DIY Solar Water Heater! – Solar Thermal COPPER COIL Water Heater! – Easy DIY (Full instr.) 170F
Here is a simple to construct copper coil solar hot water heater. It is like an on-demand water heater, as there is no storage tank, but when the sun is shining, you can get hot water for cleaning. With a little ingenuity, a tank could be added.
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