{"product_id":"unicel-11-x-18-swimquip-sys-3-repl-fg-3011","title":"Unicel FG-3011 Replacement DE Filter Grid | 11\" x 18\" | Sta-Rite System 3 S8D110 \u0026 Swimquip","description":"\u003cp\u003eThe Unicel FG-3011 is a single replacement DE filter grid engineered for the Sta-Rite System 3 Model S8D110 and compatible legacy Sta-Rite Swimquip DE filter systems that use OEM grid part number 23900-0032. Measuring 11\" wide × 18\" long with a center port configuration, this grid replaces OEM part number 23900-0032 and is one of four different grid sizes that make up the S8D110's 10-grid inner DE element assembly.\u003c\/p\u003e\n\n\u003cp style=\"background-color: #fff3cd; border: 2px solid #FFEAA7; padding: 15px; border-radius: 5px; margin: 15px 0;\"\u003e\n\u003cstrong\u003e⚠️ IMPORTANT: CHECK BEFORE YOU BUY\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eThis product is a single (1) replacement DE filter grid — it is NOT a complete set. A full filter service requires multiple grids. Please verify the quantity and type (full or partial) needed for your specific filter model before ordering.\u003c\/strong\u003e\n\u003c\/p\u003e\n\n\u003cp style=\"background-color: #fff3cd; border: 2px solid #FFEAA7; padding: 15px; border-radius: 5px; margin: 15px 0;\"\u003e\n\u003cstrong\u003e⚠️ IMPORTANT: S8D110 Multi-Grid System — 4 Different Grid Sizes Required\u003c\/strong\u003e\u003cbr\u003e\nThe Sta-Rite System 3 S8D110 uses a 10-grid inner DE element assembly requiring \u003cstrong\u003efour different grid sizes\u003c\/strong\u003e. This listing (FG-3011) covers only \u003cstrong\u003e2 of the 10 grids\u003c\/strong\u003e. You will also need FG-3016 (qty 1), FG-3019 (qty 4), and FG-3916 (qty 3) for a complete inner element service. See the grid breakdown table below. For the complete 10-grid set in one purchase, see Unicel \u003cstrong\u003eFS-3053\u003c\/strong\u003e (if available).\n\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 20px 0; border: 1px solid #ccc;\"\u003e\n\u003ctr style=\"background-color: #f8f9fa;\"\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eFilter System Area\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e110 sq. ft. total (S8D110 system) — inner DE element provides 53 sq. ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eGrid Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e18\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f8f9fa;\"\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eGrid Width\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e11\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003ePort Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eCenter Port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f8f9fa;\"\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eOEM Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e23900-0032\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eHigh-grade DE filter fabric with reinforced seaming\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eS8D110 Inner DE Element — Grid Assembly Breakdown\u003c\/h3\u003e\n\u003cp\u003eThe Sta-Rite System 3 S8D110 is a hybrid filter combining an inner DE grid element with a large outer pleated cartridge — it is not a standard all-grid DE filter. The 10-grid inner DE element assembly requires all four grid sizes listed below for a complete service:\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 20px 0; border: 1px solid #ccc;\"\u003e\n\u003ctr style=\"background-color: #f8f9fa;\"\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eUnicel Part\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eGrid Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003ePort Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eQty Needed\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cstrong\u003eFG-3011\u003c\/strong\u003e (This Product)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e11\" × 18\"\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eCenter Port\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003e2\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f8f9fa;\"\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003ca href=\"https:\/\/www.poolaroo.com\/products\/unicel-16-1-2-x-18-de-filter-grid-sta-rite-system-3-swimquip-fg-3016\"\u003e\u003cstrong\u003eFG-3016\u003c\/strong\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e16-1\/2\" × 18\"\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eCenter Port\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003e1\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eFG-3019\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e19-5\/16\" × 18\"\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eCenter Port\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003e4\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f8f9fa;\"\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eFG-3916\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e16-1\/2\" × 18\"\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eOffset Port\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003e3\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003eNote: FG-3016 is available on Poolaroo. FG-3019 and FG-3916 — search by part number to verify current availability. The complete 10-grid set is Unicel FS-3053.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eFits Into\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 20px 0; border: 1px solid #ccc;\"\u003e\n\u003ctr style=\"background-color: #f8f9fa;\"\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eOEM Brand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eFilter Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eOEM Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\u003cstrong\u003eGrid Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eSta-Rite\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eSystem 3 Model S8D110\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e23900-0032\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e10-grid inner element (2 of this grid)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f8f9fa;\"\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eSta-Rite \/ Swimquip\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eLegacy Swimquip DE Filter (uses OEM grid 23900-0032)\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003e23900-0032\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 10px;\"\u003eVerify grid configuration by model\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003e(This is not an exhaustive list.)\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003ePro Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify your port type before ordering.\u003c\/strong\u003e The S8D110 uses both center port and offset port grids — FG-3011 is center port only. Installing the wrong port type will prevent proper manifold seating and cause leaks or poor performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHybrid filter reminder.\u003c\/strong\u003e The S8D110 combines an inner DE grid element with a large outer pleated cartridge. When servicing the filter, inspect both the inner DE grids and the outer cartridge — neglecting either will reduce overall filtration performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfirm your grid dimensions.\u003c\/strong\u003e Verify your existing grid measures 11\" wide × 18\" long with a center port before ordering. Minor dimensional mismatches can prevent proper fit within the manifold assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety first — always release pressure before opening.\u003c\/strong\u003e Turn off the pump and release all pressure from the filter tank via the air relief valve before opening the tank to inspect or replace grids.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"sku-aliases\"\u003e\u003csmall\u003eAlso known as: FG3011\u003c\/small\u003e\u003c\/p\u003e","brand":"Unicel","offers":[{"title":"Default Title","offer_id":52770072887571,"sku":"FG-3011","price":30.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0920\/0687\/5411\/files\/FG-3011__FG-3011_1.jpg?v=1771456370","url":"https:\/\/poolaroo.com\/products\/unicel-11-x-18-swimquip-sys-3-repl-fg-3011","provider":"Poolaroo","version":"1.0","type":"link"}