Skip to content
Free Shipping on all orders!
Free Shipping on all orders!

OptiPure 300-05829 CTOS-Q10 Filter Cartridge 1.5 GPM 0.5 Micron

SKU 300-05829
Original price $89.99 - Original price $89.99
Original price
$89.99 - $89.99
Current price $89.99

Why shop with Vita Filters?

  • Authorized OptiPure Dealer
  • Free Shipping • No Minimum
  • 30-Day Returns
  • Backed By Manufacturer's Warranty
  • 100% Satisfaction Guaranteed!
  • On-Staff Water Experts • Contact us


The Pentair OptiPure CTOS-Q10 is a 10” Qwik-Twist cartridge for use in OptiPure QTI10 series systems to reduce sediment down to 0.5-microns and reduce chlorine, taste & odor at a flow rate of 1.5 GPM for 15,000-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.

  • Applications:
    • Ice Machines, Coffee Brewers, and Steam Equipment
    • Encapsulated Qwik-Twist style cartridge for OptiPure QTI Systems
  • 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 ensure 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.
  • 1/4 turn QT Qwik-Twist bayonet cartridge makes changing the filter quick, easy, and sanitary.
  • NSF-Certified under Standard 42 as a replacement cartridge in OptiPure QTI10 Series Systems.


System(s) Cartridge Used In:

  • QTI10-1 160-52011 (1)
  • QTI10-2 160-52021 (2)

    FREE SHIPPING - Usually ships in 1-5 business days.

    OptiPure Warranty Support

    *Images are for representation.

    Please Note: OptiPure is now part of the Pentair family of brands. Many popular Optipure products have been rebranded under the Pentair Everpure brand. The quality and specifications for all Pentair systems remain extremely high. This change may mean OptiPure part numbers will be rebranded as Pentair Everpure and/or may have Pentair Everpure labels.