{"product_id":"pentair-ultra-a7-pak4-pleatco-advance-ultra-filter-clean-clear-520-pak4-replacement-r173578","title":"Pentair ULTRA-A7-PAK4 Pleatco Advance Ultra Filter Clean \u0026 Clear 520 (Pak4) Replacement R173578","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe PENTAIR ULTRA-A7-PAK4 Pleatco Advance Ultra Filter Clean \u0026amp; Clear 520 (Pak4) is designed for powerful filtration in pools using the Pentair Clean \u0026amp; Clear Plus 520 cartridge filter system. Each cartridge utilizes PurePleat media, Point-Bonded fabric, and Free-Flow Core technologies to capture dirt and debris while maintaining water flow and lower operating pressure. It replaces R173578 and legacy models.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdvanced PurePleat filtration media\u003c\/li\u003e\n  \u003cli\u003eFree-Flow Core technology for improved circulation\u003c\/li\u003e\n  \u003cli\u003eDurable point-bonded filtration fabric\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Highlights\u003c\/h4\u003e\n\u003cp\u003eProvides efficient debris removal, long service life, and easy rinse-and-reuse maintenance for clean pool water. Direct replacement for Pleatco PCC130, UniCel C-7472-4, and Filbur FC-1978.\u003c\/p\u003e\n\u003ch3\u003eProduct Information\u003c\/h3\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: PENTAIR\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: ULTRA-A7-PAK4\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDiameter\u003c\/strong\u003e: 7 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength\u003c\/strong\u003e: 32 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTop Opening\u003c\/strong\u003e: 3 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBottom Opening\u003c\/strong\u003e: 3 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFiltration Area\u003c\/strong\u003e: 130 sq ft per cartridge (520 Total)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity\u003c\/strong\u003e: 4 cartridges per pack\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSKU\u003c\/strong\u003e: ULTRA-A7-PAK4\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: Pool filter replacement cartridge\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize\/Connection\u003c\/strong\u003e: 7″ × ~32″, 130 sq ft media for CCP 520 filters\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterials\u003c\/strong\u003e: PurePleat media, Point-Bonded fabric, Free-Flow Core\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e: Pentair Clean \u0026amp; Clear Plus Cartridge Filter 520 | EC-160332,\nPentair Clean \u0026amp; Clear Plus 520 Cartridge Filter | 160332,\nPentair Genuine Replacement CNC Plus 520 Cartridge - 4 Pack | 179136\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"PENTAIR","offers":[{"title":"Default Title","offer_id":51025895719218,"sku":"ULTRA-A7-PAK4","price":321.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/298692347.png?v=1774901296","url":"https:\/\/voomisupply.com\/products\/pentair-ultra-a7-pak4-pleatco-advance-ultra-filter-clean-clear-520-pak4-replacement-r173578","provider":"Voomi Supply","version":"1.0","type":"link"}