http://www.instructables.com Sun, 19 May 2013 15:47:47 PDT BLOX v1.01 http://www.instructables.com/id/Window-Mounted-Solar-Hot-Air-Furnace-Aluminum-Sof/
Window Mounted Solar Hot Air Furnace (Aluminum Soffit Based) - More DIY How To Projects]]> http://www.instructables.com/files/deriv/F7R/7YEN/H6MERAA3/F7R7YENH6MERAA3.SQUARE2.jpg http://www.instructables.com/files/deriv/F7R/7YEN/H6MERAA3/F7R7YENH6MERAA3.SQUARE.jpg http://www.instructables.com/files/deriv/F7R/7YEN/H6MERAA3/F7R7YENH6MERAA3.SMALL.jpg LancePenney Good evening welcome to my entry for the "Off the Grid Contest". I present to you a product aimed at lowering your winter heating bill and carbon footprint by generating heat for free using the power of the sun! Projects that involve warming air for space heating using the sun are plentiful. However...
By: LancePenney

Continue Reading »]]> Tue, 4 Sep 2012 14:39:37 PDT http://www.instructables.com/id/Solar-Heater/
Solar Heater - More DIY How To Projects]]> http://cdn.instructables.com/FLB/3YWX/ADLEYF7I3IE/FLB3YWXADLEYF7I3IE.SQUARE2.jpg http://cdn.instructables.com/FLB/3YWX/ADLEYF7I3IE/FLB3YWXADLEYF7I3IE.SQUARE.jpg http://cdn.instructables.com/FLB/3YWX/ADLEYF7I3IE/FLB3YWXADLEYF7I3IE.SMALL.jpg robbtoberfest This is a solar air convection heater for my garage that is powered by the low angle winter sun. It's easy to build and it works very well. With enough building insulation, this can be a primary heat source with a secondary needed for cloudy days. The idea and design is from Mother Earth News Decemb...
By: robbtoberfest

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