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This KitchenAid refrigerator uses the EDR3RXD1B/P1WB2 water filtration system. It is certified by NSF International against NSF/ANSI Standards 42, 53, 401, and CSA B483.1 for the reduction of specific contaminants. This system contributes to clean drinking water by reducing contaminants such as lead, mercury, asbestos, and cysts.
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