By PureLine



Part # PL0121

Manufacturer Code R173578

Dimensions 7" L x 7" W x 32.0625" D

Alternate Part #'s 22505, 817-0131, C-7472, C7472, FC-1978, FC1978, NFC1978, PCC130, R173578, R178585

Product Description

PureLine Aftermarket Replacement Cartridge for Waterway® Crystal Water 525 SQ. FT.  and Pentair® Clean & Clear Plus® CCP520 Filters

Is your pool water starting to look a little dull? Is your pressure gauge reading a higher PSI than normal? Are your pool jets a little less powerful? These are all signs that it is time to replace your pool filter cartridge. Replace your pool filter cartridge today and regain that crystal clear pool water and extend the life of your pool pump.

Typically for single cartridge pool filters we suggest replacing your cartridge every 6-12 months and for filters which take multiple cartridges, we suggest replacing your cartridges every 3 years.

This Cartridge is Commonly Used In

PureLine Cartridge Benefits

  • Less expensive than the original manufacturer with the same high-quality standards
  • Designed for maximum water flow to extend cartridge life
  • Designed for even dirt distribution resulting in increased water flow
  • Increased flow rates results in less wear on pump & reduced energy usage
  • Banded Pleats reduce frequency of cartridge cleaning

Not Your Cartridge?

Is this not your Cartridge? Don't worry, we carry thousands of Pool Filter Replacement Cartridges to replace all of the most popular OEM brands such as Sta-Rite®, Pentair® / Pac Fab®, Hayward®, Purex®, American Products®, Jacuzzi®, Hot Springs®, Coleman®, and more. Click here for more Pool Filter Replacement Cartridges


All manufacturers’ names, brand names, trademarks, images, symbols, descriptions, and part numbers are used herein for reference purposes only.

Top End Cap Top End Cap
Bottom End Cap Bottom End Cap

Product Specifications

Filter Model:
Pentair® Clean & Clear Plus® 520, Quantum 520
Filtration Area:
125 sq. ft.
32-1/16 in.
7 in.
Top Inside Diameter:
3 in.
Bottom Inside Diameter:
3 in.
Top Style:
Bottom Style:
Media Weight:
4 oz.
OEM #:
Unicel #:
Filbur #:
Pleatco #:

?     Asked on 6/29/2016by Dave

how many microns do these filter?

A  Answered on 7/2/2016 by InyoPools Product Specialist Megan C.

Hello, Dave. On an average cartridge filters will filter out, a range of 10 to 20 Microns.

?     Asked on 10/16/2021by Larry Lee Drake

How many cartridges are in this package?

A  Answered on 10/21/2021 by InyoPools Product Specialist Joe S.

Good day, this would be for a single unit. 


Review Summary

 (Average 4.17  out of 5 stars)
6 Rating
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