Making sure that your pool filter is working properly is one of the essential ways to keep your pool sparkling clean. This includes replacing the filter cartridges as needed. Optimum Pool Technologies manufactures a 4-Pack of high-quality filter cartridge replacements for Pentair’s® Clean & Clear® Plus 520. Each of the four cartridges contain 130 square feet of pleat material to total 520 square feet of filtration.

Optimum Pool Technologies proudly manufactures pool filter cartridges in the USA with 100% Reemay®, a durable spunbond polyester filtration media that was created especially to protect against microbial growth.
 
Features: 
 
Manufactured with the highest quality materials for easy cleaning and long life.
Replaces: Pentair® CCP520 Cartridge (Filter PN 160332)
Outside Diameter: 7”
Length: 32-1/16”
Replaces: OEM# 178585 / 173578, R178585 / R173578, Unicel®# C-7472/C7472, Pleatco®# PCC-130/PCC130, Filbur®# FC-1978/FC1978
*Includes support bands around each cartridge element.
Note: Four 125 sq. ft./130 sq. ft. cartridges required. Model dated after 11/98.

These filters are also compatible with the 525SQFT WaterWay® Crystal Water® Cartridge Filter!