Watch these 9 videos to learn more about how a biosand filter works, how to use it and how to maintain it.
The videos have been designed to educate end users of the filter and as a resource for organizations distributing the filter. The "No Voice" version can be used to dub the videos into a local language. English transcripts are provided. You can download a mobile or desktop app with all of the BSF videos at www.cawst.org/bsfvideos. These videos have been produced by CAWST.
Amharic•Bahasa•English•French•Haitian Creole•Karen•Spanish•Tanzanian Swahili•Thai
Africa•Caribbean•Latin America•South Asia•South East Asia
This animated instructional video is one of 9 videos in a series on the operation and maintenance of the biosand filter (BSF). The videos have been designed to educate end users of the filter and as a resource for organizations distributing the filter. The "No Voice" version can be used to dub the videos into a local language. English transcripts are provided. You can download a mobile or desktop app with all of the BSF videos at www.cawst.org/bsfvideos. These videos have been produced by CAWST.
This animated instructional video is one of 9 videos in a series on the operation and maintenance of the biosand filter (BSF). The videos have been designed to educate end users of the filter and as a resource for organizations distributing the filter. The "No Voice" version can be used to dub the videos into a local language. English transcripts are provided. You can download a mobile or desktop app with all of the BSF videos at www.cawst.org/bsfvideos. These videos have been produced by CAWST.
This animated instructional video is one of 9 videos in a series on the operation and maintenance of the biosand filter (BSF). The videos have been designed to educate end users of the filter and as a resource for organizations distributing the filter. The "No Voice" version can be used to dub the videos into a local language. English transcripts are provided. You can download a mobile or desktop app with all of the BSF videos at www.cawst.org/bsfvideos. These videos have been produced by CAWST.
This animated instructional video is one of 9 videos in a series on the operation and maintenance of the biosand filter (BSF). The videos have been designed to educate end users of the filter and as a resource for organizations distributing the filter. The "No Voice" version can be used to dub the videos into a local language. English transcripts are provided. You can download a mobile or desktop app with all of the BSF videos at www.cawst.org/bsfvideos. These videos have been produced by CAWST.
This animated instructional video is one of 9 videos in a series on the operation and maintenance of the biosand filter (BSF). The videos have been designed to educate end users of the filter and as a resource for organizations distributing the filter. The "No Voice" version can be used to dub the videos into a local language. English transcripts are provided. You can download a mobile or desktop app with all of the BSF videos at www.cawst.org/bsfvideos. These videos have been produced by CAWST.
This animated instructional video is one of 9 videos in a series on the operation and maintenance of the biosand filter (BSF). The videos have been designed to educate end users of the filter and as a resource for organizations distributing the filter. The "No Voice" version can be used to dub the videos into a local language. English transcripts are provided. You can download a mobile or desktop app with all of the BSF videos at www.cawst.org/bsfvideos. These videos have been produced by CAWST.
This animated instructional video is one of 9 videos in a series on the operation and maintenance of the biosand filter (BSF). The videos have been designed to educate end users of the filter and as a resource for organizations distributing the filter. The "No Voice" version can be used to dub the videos into a local language. English transcripts are provided. You can download a mobile or desktop app with all of the BSF videos at www.cawst.org/bsfvideos. These videos have been produced by CAWST.
This animated instructional video is one of 9 videos in a series on the operation and maintenance of the biosand filter (BSF). The videos have been designed to educate end users of the filter and as a resource for organizations distributing the filter. The "No Voice" version can be used to dub the videos into a local language. English transcripts are provided. You can download a mobile or desktop app with all of the BSF videos at www.cawst.org/bsfvideos. These videos have been produced by CAWST.
This animated instructional video is one of 9 videos in a series on the operation and maintenance of the biosand filter (BSF). The videos have been designed to educate end users of the filter and as a resource for organizations distributing the filter. The "No Voice" version can be used to dub the videos into a local language. English transcripts are provided. You can download a mobile or desktop app with all of the BSF videos at www.cawst.org/bsfvideos. These videos have been produced by 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.
