How Slow Sand Filters Work: Everything You Need to Know

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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[@holistichealthcare713]

Sir this the best practical video of slow sand filter. This video by demonstration will be helpful to community medicine residents. Thanks for uploading.

[@psmsurat]

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[@sunilkumargk9484]

Its reduce TDs level?

[@psmsurat]

Yes

[@devikreddy3648]

What's the depth of each sand and gravel layer

[@psmsurat]

around 10-15 cm for each alternate layers

[@drnareshchauhan]

👍

[@drshashank7987]

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[@चेतनलालमैदा]

Supar