In order to keep your pool filter working as it should, you must replace the filter cartridges when necessary. Optimum Pool Technologies filter cartridges are specifically designed to replace Pentair’s® Clean & Clear® Plus 420 filter cartridges. Each cartridge contains 105 square feet of pleat material.

Optimum Pool Technologies pool filter cartridges are proudly made in USA with the 100% Reemay®, a spunbond polyester filtration media made especially for its durability and antimicrobial protection.



Manufactured with the highest quality materials for easy cleaning and long life.

  • Replaces: Pentair® CCP420 Cartridge Element (Filter PN 160301)
  • Outside Diameter: 7”
  • Length: 26-1/16”
  • Replaces: OEM# 178584, R173576, Unicel®# C-7471/C7471, Pleatco®# PCC-105/PCC105, Filbur®# FC-1977/FC1977
  • *Includes support bands around each cartridge element.

Note: Four 105 sq. ft. cartridges required. Model dated after 11/98.

Replacement Filter Cartridge For Pentair® Clean & Clear® Plus 420

SKU: C-7471