1. 15/08/1988 240 pages, illustrated
  2. The design for the filters used today was developed in 1981, by Dr. Fernando Mazariegos of the Central American Industrial Research Institute (ICAITI) in Guatemala, whose intent was to create low-cost filters, manufactured locally, that would make bacterially contaminated water potable. These...
  3. Meribah Ram Pump, based in Thailand, offers appropriate technology products (ram pumps and bio sand water filters) and related expertise. A downloads page,on Meribah’s website offers plans and other information related to building and installing ram pumps and bio sand water filters.
  4. 12/08/2016 The Biosand Filter Construction Manual describes what a biosand filter is and how it works. It also describes the steps to construct, install and monitor Version 10 biosand filters.
  5. Ressource principale
    01/01/2001 L’accès à l’eau potable est encore aujourd’hui un des plus grands défis mondiaux. Le filtre BioSand est une technologie disponible pour purifier l’eau à la maison. Il filtre l’eau contaminée à l’aide d’un film biologique naturel et de couches de sable, de cailloux et de pierres. Le filtre BioSand...
  6. 01/04/2010 https://www.echocommunity.org/resources/eb967d93-10ff-4c3d-a238-86ac0382bd68ECHO has considered how our resources can be most helpful in light of the recent devastating earthquake near Port Au Prince, Haiti. Our main strength is in the area of agricultural information relevant to development...
  7. 30/03/2017 ECHOregularly publishes agriculture technical notes to address important agriculture development issues. Here is a short excerpt from a tech note on Biosand Water Filter. It is available on ECHOcommunity.org (http://edn.link/biosandwaterfilter).
  8. 08/02/2017