Lack of clean drinking water is amongst the leading problems in Afghanistan, especially in form of salinity, being amongst the main concerns. As an attempt to find sustainable solutions, low cost solar stills were designed and built in Kabul city. Four different designs and outlines were proposed for this project, with the aim to use solar energy and the principle of evaporation and condensation in the production of distilled water. Of the proposed designs, three were built, in a total of 6 units, ranging from the size 0.1 to 1m2. The solar stills had different inclination on the glass cover...