CAWST

Rated 4.00(5) — CAWST

Learn more about how to find the right sand for use inside the Biosand Filter. This app includes a tool to do grain size analysis using CAWST's sand grain size analysis toolkit (sieve set).

Rated 5.00(1) — CAWST

Access thousands of CAWST's WASH Education & Training Resources, including technical briefs, lesson plans, community and household education posters and much more. Download files for use offline.

Rated 4.57(7) — CAWST

Educational videos to learn or teach proper use cases of a Biosand Filter. These videos are great for project managers, trainers, community educators, and Biosand Filter technicians. They are translated to many languages including English, French, Spanish

Rated 5.00(3) — CAWST

An easy and convenient way to access the Rural Water Supply Network Forum programme and plan your own schedule. Once you have downloaded the app, you will have full access to the content without the need of an internet connection.