Document
Biosand Filter Construction Manual
This illustrated 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.
Document
Biosand Filter Construction Manual
This illustrated 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.
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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.