Iran Avisa co. made Solar water heater & Solar drinking water producer from salty water Green Energies Technologists Company (Avisa شرکت آویسا) official website http://www.avisasolar.com Isfahan province (استان اصفهان) http://en.wikipedia.org/wiki/Isfahan_Province Green Energies Technologists Company (Avisa شرکت آویسا) Geo coordinate 32°40'16.1"N, ...