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|style="background:#efefef;"|[[Image:i-sust icon.png|center|80px|link=Direct support to service providers]]

|style="background:#efefef;"|[[Image:i-sust icon.png|center|80px|link=Harmonisation & Coordination]]

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|style="background:#efefef;"|[[Image:cap supp.jpg|center|120px|link=Capacity support - local government]]

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====FIETS sustainability approach====

Developed by the Dutch WASH Alliance, this approach <ref>DWA, 2013. [http://www.washalliance.nl/wp-content/blogs.dir/2/files/sites/2/2013/04/fiets_sustainability_approach.pdf FIETS sustainability approach]. Haarlem, The Netherlands: Dutch WASH Alliance, c/o Simavi.</ref> identifies five key areas of sustainability: financial, institutional, environmental, technical and social. These elements have been chosen as the five pillars of this portal as a guide for all sustainable materials (other frameworks included) that are able to be categorized under these general FIETS topics.