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How to Clean a Biosand Filter

Learn how to clean a Biosand filter.

Whenever the flow rate gets too slow, use the Swirl and Dump cleaning method to make the flow rate faster again.

This document is part of a series on Biosand Filter Construction Manual Adaptations touching on key considerations and instructions for Biosand filters (Nepali).

  • Language:

    Nepali

  • Format:

    JPEG image

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Hundreds of organizations create translated versions of these resources to use in their communities. When organizations share their work, we proudly offer them here. This version was created by Environment and Public Health Organization of Nepal.

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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.