How Slow Sand Filters Work: Everything You Need to Know

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How a slow sand filter works demonstrate the principle of Slow sand filters which is used in water purification for treating raw water to produce a potable product. They are typically 1 to 2 metres deep, can be rectangular or cylindrical in cross-section and are used primarily to treat surface water. The length and breadth of the tanks are determined by the flow rate desired by the filters, which typically have a loading rate of 200 to 400 litres per hour per square metre. This video also discusses the elements of a slow sand filter and the advantage and disadvantages of a slow sand filter.
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Sir this the best practical video of slow sand filter. This video by demonstration will be helpful to community medicine residents. Thanks for uploading.

holistichealthcare
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Keep doing more videos like this sir ..very useful❤

SangaviS-hopc
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What's the depth of each sand and gravel layer

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