The upper bucket has a “standard” (normally available on the market) ceramic filter, the filtered water drips into the lower PVC bucket and can be used with a small tap. The lower bucket is well closed for safe storage.
==Suitable conditions==
{{procontable | pro=
- Safe and clean water in sufficient quantities is always available at home. <br>
- Due to the low cost, safe water now becomes available for a large group of people. <br>
- Good amount of household storage, less cumbersome than a clay pot. <br>
- Cost savings: since no need to boil water, money is saved on charcoal and other energy sources.<br>
- Efficient: since it comes from a tap, people only take the exact amount they need.<br>
- Safer for children, who do not have to scoop water from a clay pot. Instead, the hygienic tap is used.<br>
- Forests are conserved, as firewood is not needed to boil water.
| con=
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==Construction, operations and maintenance==