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Solar air heater

81 bytes removed, 02:56, 1 February 2011
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[[Image:Solar Air Heater.jpg|right|300x380px|Homemade solar air heater using a "snake" design]]
== Footnotes ==
<references /><br>[[Category:Appropriate_technology|Appropriate_technology]]&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
[[Category:Appropriate_technology]] [[Category:Built_environment]] [[Category:Green_living]] [[Category:Energy_conservation]] [[Category:International_development]] [[Category:Taking_action]] [[Category:Design]] [[Category:CMAS801]]
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