{"product_id":"filbur-purex-diatomaceous-earth-de-grid-full-filter-cartridge-12-inch-24-sqft-fc-9220","title":"Filbur Purex Diatomaceous Earth DE Grid Full Filter Cartridge 12 Inch 24 SqFt FC 9220","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eFilbur Purex Diatomaceous Earth (DE) Grid FC-9220\u003c\/strong\u003e — a full 12\" DE grid that delivers 24 square feet of filtration area, purpose-built to maximize the performance of Filbur DE pool filters.\u003c\/p\u003e\n\u003cp\u003eThis replacement DE grid is engineered for longevity and consistent Diatomaceous Earth distribution. It’s designed to resist the rigors of pool chemistry while maintaining steady flow and easy-clean surfaces, helping your water stay crystal clear with fewer backwashes.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003e24 sq ft of filtration surface\u003c\/strong\u003e in a compact 12\" grid, providing ample contact area for Diatomaceous Earth to trap fine particles and prevent sludge buildup.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSturdy extruded PVC frame\u003c\/strong\u003e with uniform cell spacing for even stress distribution and reduced risk of cracking under pressure.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrecise grid geometry\u003c\/strong\u003e minimizes flow channeling and ensures DE cake penetrates deeply into the folds for higher filtration efficiency.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eChemical resilience\u003c\/strong\u003e formulated to withstand typical pool chemistries, including chlorine and salt systems, extending grid life in demanding environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEasy installation and reliable fit\u003c\/strong\u003e—designed as a direct replacement grid for Filbur DE filter assemblies (model FC-9220), ensuring a snug, secure seating without adapters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWho should use it? Ideal for homeowners upgrading an aging DE grid, pool service professionals maintaining high-clarity pools, and facilities with frequent backwashing where dependable DE distribution matters as much as overall flow.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eResidential in-ground and above-ground pools that rely on Diatomaceous Earth filtration\u003c\/li\u003e \u003cli\u003eSaltwater and chlorine-dominant pools requiring corrosion-resistant components\u003c\/li\u003e \u003cli\u003eAnyone who wants longer filter life, easier maintenance, and consistently clear water\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTips for best results: backwash and rinse before reloading with fresh DE, inspect for cracks or warped sections during routine maintenance, and replace the grid if you notice persistent bypass or uneven flow. With the Filbur FC-9220 DE grid, you’ll achieve dependable filtration performance that keeps your water sparkling and inviting.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":40241552490538,"sku":"FC-9220","price":20.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/4014\/1354\/products\/14-176-1050_xl.jpg?v=1769976122","url":"https:\/\/bathparts.com\/en-um\/products\/filbur-purex-diatomaceous-earth-de-grid-full-filter-cartridge-12-inch-24-sqft-fc-9220","provider":"Bath \u0026 Spa Superstore","version":"1.0","type":"link"}