Pentair Everpure CTOS-20 FX Replacement Cartridge, 20″, drop-in, 3 gpm, 30,000 capacity, 0.5 micron particulate, reduces chlorine, taste and odor, inhibits scale (for use with FXI-12, FXI-22, FXI-22P, FXI-22P+) NSF (252-20220)
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Formally known as the OptiPure CTOS-20. The OptiPure model may be sent until our OptiPure inventory is depleted.
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