First Need Replacement Cartridge
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First Need Replacment Cartridge.
Replacement cartridge for "First Need XL" water purifier.
Provides between 600 - 800 litres of 100% safe drinking water depending on the quality of the water to start with.
If using water from a river/stream try not to touch the river bed as this will stir up the sediment and will reduce the life of the filter.



