Build your own thermal power panel for very little money and you can heat water with the sun. The sun is one of the most abundant energy sources that is just waiting to be harnessed. Thermal power can be used for a number things like heating water or air. Both of which can be extremely expensive when having to rely on an electrically power system. However, there are alternatives to those expensive systems that can made using repurposed materials. This DIY project will introduce the reader to one of those ideas.
