Home / Filters & Cartridges / Replacement Water Filters & Cartridges / Optipure 252-20220 CTOS-20 Drop-In Cartridge 20"
Everpure Commercial

Optipure 252-20220 CTOS-20 Drop-In Cartridge 20"

Part Number: 252-00320
Alt. Part Number: 252-20220
Your price:
This Optipure 252-20220 CTOS-20 Drop-In Cartridge 20" reduces sediment down to 0.5-microns and reduces chlorine, taste & odor at a flow rate of 3.0 gpm for 30,000-gallons. The cartridge includes IsoNet®, OptiPure’s patented scale-inhibiting technology, which delivers consistent protection against the precipitation and accumulation of scale and provides a protective barrier to help guard against corrosion.

  • IsoNet® - OptiPure’s patented scale inhibiting technology protects equipment against scale and corrosion.
  • Reduces maintenance frequency and cost, and extends equipment life.
  • Gradient-density depth filtration reduces dirt, rust, and other debris as small as 0.5-microns to assure clean, clear water and protect solenoids, valves and other fittings against wear and plugging.
  • Activated carbon filtration makes water taste great and protects equipment against corrosive chlorine.
  • High capacity cartridge extends filter system life reducing maintenance frequency.
  • Improves equipment operating efficiency by reducing scale and corrosion.
  • Generates less waste, only the drop-in cartridge is replaced. No discarding of metal or plastic quick change cartridges.
  • Replacement cartridge cost per gallon is much less than proprietary quick-change filters.
  • NSF Certified under Standard 42 as replacement cartridge in OptiPure FXI Series systems.

  • Operating Pressure Range: 10 - 125 psi (0.7 - 8.6 bar)
  • Inlet Water Temperature Range: 35˚ - 100˚F (2˚ - 38˚C)
  • Chlorine, Taste and Odor Reduction Capacity: 30,000 gals. (113,550 L)
  • Service Flow Rate: 3.0 gpm (8.5 lpm)
  • Sediment Reduction: 0.5 microns (nominal)
  • Scale & Corrosion Inhibitor: IsoNet (140 grams)

Installation Tips:
  • Ensure cartridge is designed to replace the existing cartridge.
  • Do not exceed cartridge specifications for temperature and pressure.
  • Allow 3” clearance below system for filter cartridge removal and replacement.
  • No activation procedure or flushing is required for cartridge to perform as specified.
  • Feed-water connection to system should be COLD only

NOTE: Drop-in style cartridge for OptiPure FXI Systems. Can be used as a retrofit cartridge with most standard 20” drop-in style housings.

California residents Prop 65 Warning
This product contains materials known to the State of California to cause cancer and birth defects or other reproductive harm. www.p65warnings.ca.gov