Deciding on collectors on the roof need to be taken into account when planning the building blocks, shape of the roof, so that the expanse of the solar system was on the south side, we can draw from it the most profitable.
Kuamua juu ya watoza juu ya paa haja ya kuchukuliwa katika akaunti wakati mipango ya kuanza ujenzi, sura ya paa, ili anga la mfumo wa jua ilikuwa upande wa kusini, tunaweza kuteka kutoka humo zaidi faida .