Optipure CTO-20 Cartridge #252-00220

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The CTO-20 is a 20” Drop-In cartridge that reduces sediment down to 0.5-microns and reduces chlorine, taste & odor at a flow rate of 3.0 gpm for 30,000 gallons.

This is the replacement cartridge used in the following filter housings:

  • FX-12 #160-50020
  • FX-22 #160-50025
  • FX-22P #160-50030
  • FX-22P+ #160-50035
  • SX2-22 #160-50142

Please note that this cartridge is also available in a 6-pack, part # 252-20110.

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