Complete guide to DIY building of a unique solar heater using concentrated sunlight and hardware store materials.
Rewritten with new gen2 design and what I learned since the first book.
157 pages in color with +300 photos and illustrations
A detailed how-to manual with complete method and sources of materials together with a full size pattern and DWG files for the rib, hangers and motor drive base. Available as a download or a printed book mailed to you.
This is not an ebook but a zip. You should download this to your computer, not to your phone.
Published March 2014