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Published on Dec 3, 2013
This is a clear and concise easy to do-it-yourself project by Jack Saville. How to build a simple inexpensive solar heater using free energy from the sun. No more heating bills. On or off the grid application for energy independence and self-sufficiency. Introducing a new book on self-reliance and free energy DIY projects found in "Magic Machines in a Magic House" by Jack Saville, available on amazon.com. Also for more info check out: dolphinheartpublishing.com/off-the-grid-diy-free-energ.html