{"product_id":"pentair-191321-tu44-star-35-grid","title":"Pentair 191321 TU44 Star 35 Grid","description":"\u003cp\u003e\u003cstrong\u003eWhat This Part Is Used For\u003c\/strong\u003e\u003cbr\u003e The Pentair 191321 TU44 Star 35 Grid is used as a replacement DE filter grid in compatible Pentair filter assemblies. It supports proper diatomaceous earth filtration within the grid pack. \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhy This Part Matters\u003c\/strong\u003e\u003cbr\u003e Torn or clogged grids reduce filtration efficiency and can send DE back to the pool. Replacing worn grids restores proper filtration performance. Maintaining intact grids helps prevent cloudy water after backwashing. \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey Features and Specifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePentair manufacturer part number: 191321\u003c\/li\u003e\n\u003cli\u003eTU44 Star 35 grid\u003c\/li\u003e\n\u003cli\u003eFor compatible Pentair DE filters\u003c\/li\u003e\n\u003cli\u003eReplacement filter grid component\u003c\/li\u003e\n\u003cli\u003eSupports DE filtration system\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eInstallation and Fitment Guidance\u003c\/strong\u003e\u003cbr\u003e Disassemble filter tank carefully and inspect entire grid Assembly during replacement. Check manifold and standpipe for cracks before reAssembly. Confirm by manufacturer part number before ordering. \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAbout the Pentair Brand\u003c\/strong\u003e\u003cbr\u003e Pentair manufactures DE filtration systems for residential and commercial pools. Their replacement grids are designed to match original filter assemblies. Pentair components support efficient water clarity management. \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCommon Service Context\u003c\/strong\u003e\u003cbr\u003e Filter grids are typically replaced after tearing or heavy scale buildup. They are often serviced during seasonal filter overhauls. \u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":52078591934738,"sku":"191321","price":33.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/2279\/1186\/files\/PEN191321_0.jpg?v=1772562464","url":"https:\/\/www.aquaterrabackyard.com\/products\/pentair-191321-tu44-star-35-grid","provider":"Aqua Terra Backyard","version":"1.0","type":"link"}