The product is a replacement part for pool mineral cartridges, specifically designed for pool filtration systems. It is a unit quantity of cartridge filter, intended for use in pools and spas. The product is to be used in conjunction with pool equipment to maintain clean and clear pool water. It is important to note that this product falls under California Prop 65 warning regulations, and more information can be found on the P65warnings.ca.gov website. W28175 Pool Mineral Cartridge Replacement Parts Fit for Zodiac Nature2 Express Models, for Above-Ground or In-Ground Pools Up to 25K Gallons
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