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[[Image:CPF1.jpg|thumb|right|150px| Potters for Peace filter model.]]
[[Image:CPF2.png|thumb|right|150px| Cross section through a Ceramic Pot Filter.]]
Locally produced ceramics have been used to filter water for hundreds of years. Water is poured into a porous ceramic filter pot, and is collected in another container after it passes through the ceramic pot.
====Manufacturing====
[[Image:CPF3.jpg|thumb|right|150px| Hydraulic press used to make the filters.]]
[[Image:CPF4.jpg|thumb|right|150px| Small local filter factory.]]
Local production of the filters is common and preferable. A quality control process to ensure filter effectiveness is required. The lower container, lid and tap can usually be purchased locally.