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The Culligan Pleated Heavy-Duty Poly Sediment Replacement Cartridge Water Filtration System has a limited capacity and needs to be replaced every 6 months or after 24,000 gallons of usage, whichever comes first. It is also not certified for the reduction of harmful chemicals or microorganisms, so additional filtration may be necessary for complete water purification.
This answer was generated by AI based on customer and product data.
