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

Optimum Pool Technologies pool filter cartridges are proudly made in the USA with the 100% Reemay®, a spunbond polyester filtration media made especially for its durability and antimicrobial protection.
 
Features
Replaces: Pentair® CCP420 Cartridge (Filter PN 160301)
Brand Reference Nos.: OEM #178584/R173576; Unicel® #C-7471/C7471; Pleatco® #PCC-105/PCC105; Filbur® #FC-1977/FC1977
Number of Cartridges: 4
Diameter: 7 in.
Length: 26 1/16 in.
Includes support bands around each cartridge element
These filters are also compatible with:
425SQFT WaterWay® Crystal Water® Cartridge Filter!
420SQFT Jacuzzi® J-CQ420® Cartridge Filter!