This is a “videmail” communication from Solar Cities founder TH Culhane in Germany to field coordinators Hana Fathy of the Christian Zabaleen community and Mahmoud Dardir of the Moslem Darb El Ahmar community answering questions on how to adjust the panel angle and the cold water pipe in the hot water barrel to make the do-it-yourself solar hot water systems we build there function properly. To transcend cultural and language barriers, as well as time and space, we use Google Sketchup …
Apr 152009