{"product_id":"pentair-r172664-dfm-l-25-filter-4-pack","title":"Pentair R172664 DFM-L 25 Filter - 4 Pack","description":"\u003cp\u003e\u003cstrong\u003eWhat This Part Is Used For\u003c\/strong\u003e\u003cbr\u003e The Pentair R172664 DFM-L 25 Filter 4 Pack is used as replacement filter elements in compatible Pentair filtration systems. These cartridges help capture debris and maintain clear water circulation. \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy This Part Matters\u003c\/strong\u003e\u003cbr\u003e Dirty or worn filter elements reduce flow and strain pumps. Replacing filters on schedule improves water clarity and system efficiency. A 4 pack allows full replacement during seasonal maintenance. \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features and Specifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePentair manufacturer part number: R172664\u003c\/li\u003e\n\u003cli\u003eDFM-L 25 filter elements\u003c\/li\u003e\n\u003cli\u003e4 Pack configuration\u003c\/li\u003e\n\u003cli\u003eReplacement cartridge style filters\u003c\/li\u003e\n\u003cli\u003eFor compatible Pentair filtration systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eInstallation and Fitment Guidance\u003c\/strong\u003e\u003cbr\u003e Shut off pump and relieve system pressure before opening the filter. Inspect O-rings and clean housing during replacement. Confirm by manufacturer part number before ordering. \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAbout the Pentair Brand\u003c\/strong\u003e\u003cbr\u003e Pentair produces cartridge, sand, and DE filtration systems for residential and commercial pools. Genuine Pentair filter elements maintain original system flow and performance. Service professionals rely on correct cartridge sizing for consistent filtration. \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon Service Context\u003c\/strong\u003e\u003cbr\u003e Filter cartridges are typically replaced during seasonal cleanings or when pressure rises significantly. This pack is often ordered for full filter rebuilds or annual service. \u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":52078597439762,"sku":"R172664","price":153.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/2279\/1186\/files\/PENR172664_0.jpg?v=1772562661","url":"https:\/\/www.aquaterrabackyard.com\/products\/pentair-r172664-dfm-l-25-filter-4-pack","provider":"Aqua Terra Backyard","version":"1.0","type":"link"}