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Can I use this water purifier to clean water sources other than tap water?

No, that's not possible. The water purifier is only used to treat potable municipal tap water. It is not suitable for drinking well water, drilling wate, lake water, river water, sewage or other untreated water.

The information on this page applies to the following models: WP4111/90 , WP4141/90 , WP3887/01 .

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