Pentair Everpure SX21RK ScaleX2® Replacement Cartridge Kit, includes CTO-10 & SCLX2-1 drop-in cartridges, 15,000 gallon capacity, 1.5 gpm, reduces chlorine, taste, odor, and sediment, inhibits scale, for use with SX2-21 filtration system (252-60110)
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Formally known as the OptiPure SX21RK. The OptiPure model may be sent until our OptiPure inventory is depleted.
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