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0.5 Micron Carbon Block Replacement Filter


0.5 Micron Carbon Block Replacement Filter for Captive Purity, SpectraPure & Kent Marine


1/2 micron carbon block prefilter - highly recommended replacement filter


  • highly effective at reducing unwanted taste, odor, chlorine, fine sediments and pesticides.
  • nominal 0.5-micron rating
  • effective at reducing Cryptosporidium and Giardia cysts
  • made entirely from FDA-compliant materials


Please note that these replacement cartridges are interchangeable with Captive Purity's, Kent Marine's, and SpectraPure's RO or RO/DI units. We have researched the best replacement cartridges among these three manufacturers and offer only the best.

**Variations of this product can be found in many online stores. The version we carry is of the highest quality.





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  • Model: GNX1336
  • Manufactured by: ***Generic Brands***

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