{"product_id":"pentair-23900-1220s-element-filter-assembly-21in","title":"Pentair 23900-1220S Element Filter Assembly - 21in","description":"\u003cp\u003e\u003cstrong\u003eWhat This Part Is Used For\u003c\/strong\u003e\u003cbr\u003ePentair 23900-1220S Element Filter Assembly - 21in is a replacement filter element Assembly for compatible Pentair filtration systems. It measures 21in in length.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy This Part Matters\u003c\/strong\u003e\u003cbr\u003eA worn filter element reduces debris capture and can increase system pressure. Replacing the Assembly restores proper filtration and circulation balance. Clean, functional elements protect pumps and heaters from debris.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features and Specifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eManufacturer part number: 23900-1220S\u003c\/li\u003e\n\u003cli\u003eComponent type: Element filter Assembly\u003c\/li\u003e\n\u003cli\u003eLength: 21in\u003c\/li\u003e\n\u003cli\u003eFor compatible Pentair filtration systems\u003c\/li\u003e\n\u003cli\u003eSupports debris capture\u003c\/li\u003e\n\u003cli\u003eConfirm exact filter model before ordering\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eInstallation and Fitment Guidance\u003c\/strong\u003e\u003cbr\u003eRelieve filter pressure before opening the tank. Inspect O-rings and housing components during replacement. Confirm by manufacturer part number before ordering.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAbout the Pentair Brand\u003c\/strong\u003e\u003cbr\u003ePentair manufactures cartridge and DE filtration systems for pools. Their OEM filter assemblies maintain system performance. Pentair replacement parts are widely supported in the service market. The brand maintains strong industry recognition.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon Service Context\u003c\/strong\u003e\u003cbr\u003eThis filter element is commonly replaced during routine filter cleanings. It is often installed when pressure rises despite backwashing or cartridge rinsing.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":52078597177618,"sku":"239001220S","price":1061.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/2279\/1186\/files\/PEN239001220S_0.jpg?v=1772562653","url":"https:\/\/www.aquaterrabackyard.com\/products\/pentair-23900-1220s-element-filter-assembly-21in","provider":"Aqua Terra Backyard","version":"1.0","type":"link"}