Video

How to do a Sand Grain Size Analysis

This video will teach you how to perform a sand grain size analysis.

This process is used to ensure the size and variety of sand grains in your biosand filter are appropriate to achieve the correct flow rate and to effectively remove pathogens.

Download the app mentioned in the video here:

Google Play:

https://play.google.com/store/apps/detailsid=com.cawst.bsfsand&hl=en_CA&gl=US

Apple:

https://appadvice.com/app/biosand-filter-sand-bsf/951380574

  • Language:

    English

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About CAWST

CAWST is a Canadian charity and licensed engineering firm. We address the global need for safe drinking water and sanitation by building local knowledge and skills on household solutions people can implement themselves.