image is a derivative work of the following images: File:Natural_ventilation_high-rise_buildings.JPG licensed with PD-self 2009-08-18T17:46:27Z KVDP 1892x2463...
DescriptionNatural ventilation high-rise buildings.JPG English: A schematic showing the natural ventilation used in the Eastgate building in Harare. Note...
that expensive buildings must be provided. Any clean, dry quarters free from drafts may be used. The building should have proper ventilation and an abundance...
