Projects 1
My $300 Homemade Solar Water Heater
Back in 2009, when my wife and I lived in Brazil, working at a children’s home I set out to make a solar water heater. After some research, I came up with a $300 design that heated about 80 gallons to over 135 degrees. Compared to your average residential water heater, which heats 50 gallons […]
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