{"product_id":"pentair-179136-clean-clear-plus-520-filter-cartridge-4-pack-130-sq-ft-each-genuine-oem-ccp520","title":"Pentair 179136 Clean \u0026 Clear Plus 520 Filter Cartridge 4-Pack — 130 Sq Ft Each, Genuine OEM (CCP520)","description":"\u003cp\u003eThe \u003cstrong\u003ePentair 179136 Clean \u0026amp; Clear® Plus 520 Cartridge Set\u003c\/strong\u003e is the genuine OEM \u003cstrong\u003e4-pack\u003c\/strong\u003e of replacement filter cartridges for the CCP520 filter system. Each cartridge provides \u003cstrong\u003e130 sq ft\u003c\/strong\u003e of pleated filtration surface — 520 sq ft total — restoring water clarity, flow rate, and long intervals between cleanings.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete 4-pack set:\u003c\/strong\u003e Everything your CCP520 needs in one purchase.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e520 sq ft total area:\u003c\/strong\u003e 130 sq ft per cartridge — the largest in the Clean \u0026amp; Clear Plus line.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Pentair OEM:\u003c\/strong\u003e Exact end-cap fitment seats properly on the manifold with no bypass.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable non-woven polyester media:\u003c\/strong\u003e Holds pleat structure under load for consistent filtration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFewer cleanings:\u003c\/strong\u003e Maximum surface area extends the time between maintenance cycles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for pool chemistry:\u003c\/strong\u003e Chemical-resistant construction for chlorine and salt systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 179136\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Filter cartridge replacement set, 4-pack\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFilter Area:\u003c\/strong\u003e 130 sq ft each \/ 520 sq ft total\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Pentair Clean \u0026amp; Clear Plus CCP520 (filter 160332), Waterway Crystal Water 525\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCross-reference:\u003c\/strong\u003e R173578, Pleatco PCC130, Unicel C-7472, Filbur FC-1978, 178585, 817-0131\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Approx. 32\" length x 7\" outer diameter each\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Pentair — genuine OEM\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eHow many cartridges are in the Pentair 179136?\u003c\/h3\u003e\n\u003cp\u003eFour — the full set for one Clean \u0026amp; Clear Plus 520 filter. Replace all four together for even loading.\u003c\/p\u003e\n\u003ch3\u003eWhich filter does the 179136 fit?\u003c\/h3\u003e\n\u003cp\u003eThe Pentair Clean \u0026amp; Clear Plus \u003cstrong\u003eCCP520\u003c\/strong\u003e (filter model 160332) and the Waterway Crystal Water 525. For the 420 sq ft system, use the \u003cstrong\u003e179135\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhat's the difference between 179136 and 179135?\u003c\/h3\u003e\n\u003cp\u003eSize and capacity. The 179136 cartridges are \u003cstrong\u003e130 sq ft each and about 32\" long\u003c\/strong\u003e for the 520 system; the 179135 are 105 sq ft and about 26\" long for the 420 system. They are not interchangeable.\u003c\/p\u003e\n\u003ch3\u003eHow often should I replace them?\u003c\/h3\u003e\n\u003cp\u003eInspect and clean every 4–6 weeks, and replace annually or when you see matted pleats, tears, or pressure that rises quickly after a cleaning.\u003c\/p\u003e\n\u003ch3\u003eCan I use aftermarket cartridges instead?\u003c\/h3\u003e\n\u003cp\u003eAftermarket equivalents exist (Pleatco PCC130, Unicel C-7472), but this is the \u003cstrong\u003egenuine Pentair OEM\u003c\/strong\u003e set, which guarantees the rated surface area and correct fitment on the manifold.\u003c\/p\u003e\n\u003ch3\u003eShould I replace all four at the same time?\u003c\/h3\u003e\n\u003cp\u003eYes. Mixing new and old cartridges causes uneven loading, higher operating pressure, and shortened life on the new cartridges.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":52011883987261,"sku":"179136","price":339.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/6741\/8429\/files\/179136-1_07eddf45-84ef-49ac-97cc-a78bd765c202.jpg?v=1784671876","url":"https:\/\/poolsupply4u.com\/products\/pentair-179136-clean-clear-plus-520-filter-cartridge-4-pack-130-sq-ft-each-genuine-oem-ccp520","provider":"PoolSupply 4U","version":"1.0","type":"link"}