Video

Disinfect the Outlet Tube

Part of a video series on how to build a biosand filter (BSF). Learn step by step how to disinfect the outlet tube after installation.

  • Language:

    English

Duration

5 min

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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.

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