{"product_id":"filbur-rectangular-diatomaceous-earth-de-grid-18-by-11-inches-center-port-fc-9825","title":"Filbur Rectangular Diatomaceous Earth DE Grid 18 By 11 Inches Center Port FC-9825","description":"\u003cdiv\u003e\n\u003cp\u003eIntroducing the Filbur Rectangular Diatomaceous Earth (DE) Grid, sized 18\" x 11\" with Center Port (FC-9825). Built for serious pool and spa filtration, this OEM-grade DE grid delivers enduring performance, precise filtration, and easy maintenance in salt and chemically-treated environments.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eWhy this DE grid stands out\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cb\u003eExtruded PVC center cores\u003c\/b\u003e provide the strongest, most even distribution of stress. Round holes help prevent crack or collapse under heavy debris loading, keeping filtration steady even in demanding runs.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eReinforced center cores\u003c\/b\u003e enhance debris loading capacity and pressure differential, reducing the frequency of cleanings and maintaining higher flow rates over time.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003ePremium filter media\u003c\/b\u003e uses durable polyester that resists wear and maintains cleanliness, supporting longer filter life and clearer water.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eSharp pleat folds\u003c\/b\u003e with a unique synthetic fiber design prevent bridging, ensuring dirt penetrates deep into the pleats for consistent flow and easier cleaning across the entire grid surface.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eAntimicrobial end caps\u003c\/b\u003e—reinforced for strength—treated to repel odor-causing bacteria and mold. The formulation also resists deterioration from salt pools and high chlorine levels, extending component life.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eWider, break-resistant bands\u003c\/b\u003e keep pleats evenly spaced, reducing flutter and maintaining optimum flow even in turbulent housing conditions.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eEnd caps with integrated fittings\u003c\/b\u003e simplify installation and removal, eliminating the need for PAD adapters that can impede flow and filtration efficiency.\u003c\/li\u003e \u003cli\u003e\n\u003cb\u003eEmbossed part numbers\u003c\/b\u003e make identification and re-ordering straightforward, ensuring you replace the exact grid when needed.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003ePerfect for demanding setups\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eIdeal for saltwater pools and high-chlorine environments where filter media and seals face harsher chemical exposure.\u003c\/li\u003e \u003cli\u003eFits standard rectangular DE filter housings that require an 18\" x 11\" grid with center port, delivering reliable fit and dependable filtration performance.\u003c\/li\u003e \u003cli\u003eDesigned for both pool and spa filtration needs, especially where debris load is high or water clarity is a priority.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eWhat problems does this Filbur DE grid solve?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003ePrevents premature grid failure under heavy debris loading thanks to reinforced cores and stronger end caps.\u003c\/li\u003e \u003cli\u003eMaintains consistent water clarity by promoting deeper dirt penetration into pleats, reducing channeling and bypass.\u003c\/li\u003e \u003cli\u003eMinimizes maintenance downtime with longer intervals between cleanings due to improved debris loading capacity and flow stability.\u003c\/li\u003e \u003cli\u003eOffers straightforward installation and re-ordering, reducing downtime and confusion for service technicians and pool owners alike.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eChoose the Filbur Rectangular DE Grid FC-9825 for a dependable, OEM-grade filtration upgrade that prioritizes durability, filtration efficiency, and ease of use. It’s a thoughtful investment for anyone maintaining a pool or spa that demands clear water, reliable performance, and long-lasting components.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Filbur Manufacturing","offers":[{"title":"Default Title","offer_id":40241552719914,"sku":"FC-9825","price":39.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/4014\/1354\/products\/14-176-1080_xl.jpg?v=1769976123","url":"https:\/\/bathparts.com\/products\/filbur-rectangular-diatomaceous-earth-de-grid-18-by-11-inches-center-port-fc-9825","provider":"Bath \u0026 Spa Superstore","version":"1.0","type":"link"}