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                                                        Pleated filter cartridge for water filter WF150 and WF200. First Outer Layer: filter all kinds of pathogenic bacteria from water source.
 Second Layer: carbon layer removes metalic contaminants, organic chemicals, VOCs (volatile organic compounds), pesticides, herbicides, and chlorine (and its by-products).
 Third Inner Layer: prevents release of carbon into water.
 Filtration rating 1 micron.