Document
Biosand Filter Use and Maintenance Poster
This poster, created by Rain Tree Foundation, depicts the proper use and maintenance of a biosand filter.
Document
Biosand Filter Use and Maintenance Poster
This poster, created by Rain Tree Foundation, depicts the proper use and maintenance of a biosand filter.
Region:
South East Asia
Format:
Adobe PDF
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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.