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Slow sand filter

174 bytes added, 00:51, 17 July 2012

→‎Suitable conditions

==Suitable conditions==

 {{procontable | proborder="1" cellpadding="5" cellspacing="0" align="center"|-! width="50%" style="background:#efefef;" | Advantages! style="background:#ffdead;" | Disadvantages|-| valign="top" | - Improves water clarity substantially <br>

- Requires no chemicals <br>

- Easy to install at any site in rural, urban, semi-urban and remote areas. <br>

- Filter can be maintained by the members of the community thus creating livelihood options <br>

- Long term benefits and low recurring costs <br>

| convalign= "top" | - Requires ascertaining the quality of the raw water and normally cannot be applied to water at low temperatures, with high turbidity levels and/or very low nutrient levels <br>

- Attitudinal change might be needed (belief system that water is not clean without chemicals)<br>

- Relatively high initial cost <br>

- Requires electricity/generator <br>

|}} 

{{Potential_Treatment_Capacity_table

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