{"product_id":"filbur-apcfgr56-18-x-22-rect-starite-de-grid-239000034","title":"Filbur APCFGR56 FC-9865 DE Filter Grid, 18 x 22 inch, Sta-Rite Swimquip Center Port","description":"\n\u003cstyle\u003e\n  .fcfgr56-wrap, .fcfgr56-wrap * { box-sizing: border-box; }\n  .fcfgr56-wrap {\n    font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n    color: #1a1a1a;\n    line-height: 1.6;\n  }\n\n  \/* Hero (compact) *\/\n  .fcfgr56-hero {\n    background: linear-gradient(135deg, #1a4d2e 0%, #8bc34a 100%);\n    color: #fff;\n    padding: 36px 32px;\n    border-radius: 14px;\n    text-align: center;\n    margin-bottom: 28px;\n  }\n  .fcfgr56-hero h1 { font-size: 2em; margin: 0 0 8px; font-weight: 800; letter-spacing: -0.02em; }\n  .fcfgr56-tagline { font-size: 1.1em; opacity: 0.95; margin: 0 0 18px; }\n  .fcfgr56-badges { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }\n  .fcfgr56-badge {\n    background: rgba(255,255,255,0.18);\n    border: 1px solid rgba(255,255,255,0.3);\n    color: #fff;\n    padding: 6px 14px;\n    border-radius: 50px;\n    font-size: 0.85em;\n    font-weight: 600;\n  }\n\n  \/* Intro *\/\n  .fcfgr56-intro {\n    max-width: 800px;\n    margin: 0 auto 32px;\n    text-align: center;\n    font-size: 1.05em;\n    color: #333;\n  }\n\n  \/* Stat strip *\/\n  .fcfgr56-stats {\n    background: linear-gradient(135deg, #0c2c1a 0%, #1a4d2e 100%);\n    color: #fff;\n    border-radius: 14px;\n    padding: 24px;\n    display: grid;\n    grid-template-columns: repeat(5, 1fr);\n    gap: 12px;\n    margin-bottom: 36px;\n  }\n  .fcfgr56-stat { text-align: center; }\n  .fcfgr56-stat-value { font-size: 1.5em; font-weight: 800; color: #b6dd7e; }\n  .fcfgr56-stat-label { font-size: 0.78em; opacity: 0.85; text-transform: uppercase; letter-spacing: 0.05em; margin-top: 4px; }\n\n  \/* Section headings *\/\n  .fcfgr56-section { margin-bottom: 36px; }\n  .fcfgr56-section \u003e h2 { font-size: 1.5em; margin: 0 0 18px; text-align: center; color: #1a4d2e; }\n\n  \/* Feature card grid *\/\n  .fcfgr56-feature-grid {\n    display: grid;\n    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));\n    gap: 16px;\n  }\n  .fcfgr56-feature-card {\n    background: #fff;\n    border: 1px solid #e1e6ed;\n    border-radius: 12px;\n    padding: 22px;\n    transition: transform 0.2s, box-shadow 0.2s;\n  }\n  .fcfgr56-feature-card:hover { transform: translateY(-3px); box-shadow: 0 10px 24px rgba(26,77,46,0.14); }\n  .fcfgr56-emoji { font-size: 1.8em; }\n  .fcfgr56-feature-card h5 { margin: 10px 0 6px; font-size: 1.05em; color: #1a1a1a; }\n  .fcfgr56-feature-card p { margin: 0; color: #444; font-size: 0.95em; }\n\n  \/* Warning *\/\n  .fcfgr56-warning {\n    background: #fff7e0;\n    border-left: 5px solid #f5a623;\n    border-radius: 10px;\n    padding: 18px 22px;\n    margin-bottom: 36px;\n  }\n  .fcfgr56-warning h4 { margin: 0 0 6px; color: #8a5b00; font-size: 1.05em; }\n  .fcfgr56-warning p { margin: 0; color: #5a3d00; font-size: 0.95em; }\n\n  \/* Spec grid *\/\n  .fcfgr56-spec-grid {\n    display: grid;\n    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));\n    background: #f7f8fc;\n    border-radius: 14px;\n    overflow: hidden;\n  }\n  .fcfgr56-spec-row {\n    display: flex;\n    justify-content: space-between;\n    gap: 12px;\n    padding: 12px 18px;\n    border-bottom: 1px solid #e1e6ed;\n    font-size: 0.95em;\n  }\n  .fcfgr56-spec-key { font-weight: 600; color: #1a4d2e; }\n  .fcfgr56-spec-val { color: #1a1a1a; text-align: right; }\n\n  \/* FAQ *\/\n  .fcfgr56-faq-card {\n    background: #fff;\n    border: 1px solid #e1e6ed;\n    border-radius: 10px;\n    padding: 18px 22px;\n    margin-bottom: 12px;\n  }\n  .fcfgr56-faq-card h4 { margin: 0 0 6px; color: #1a4d2e; font-size: 1.02em; }\n  .fcfgr56-faq-card p { margin: 0; color: #333; font-size: 0.95em; }\n\n  \/* CTA *\/\n  .fcfgr56-cta {\n    background: linear-gradient(135deg, #1a4d2e 0%, #8bc34a 100%);\n    color: #fff;\n    border-radius: 14px;\n    padding: 32px 28px;\n    text-align: center;\n  }\n  .fcfgr56-cta h2 { font-size: 1.6em; margin: 0 0 8px; }\n  .fcfgr56-cta p { margin: 0 0 18px; font-size: 1em; opacity: 0.95; }\n  .fcfgr56-perks { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }\n  .fcfgr56-perk {\n    background: rgba(255,255,255,0.18);\n    border: 1px solid rgba(255,255,255,0.3);\n    padding: 6px 14px;\n    border-radius: 50px;\n    font-size: 0.88em;\n    font-weight: 600;\n  }\n\n  \/* Responsive *\/\n  @media (max-width: 700px) {\n    .fcfgr56-hero h1 { font-size: 1.5em; }\n    .fcfgr56-stats { grid-template-columns: repeat(2, 1fr); }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"fcfgr56-wrap\"\u003e\n\n  \u003csection class=\"fcfgr56-hero\"\u003e\n    \u003ch1\u003eFilbur APCFGR56 FC-9865 DE Filter Grid, 18 x 22 inch, Sta-Rite Swimquip Center Port\u003c\/h1\u003e\n    \u003cp class=\"fcfgr56-tagline\"\u003eRebuild the grid set. Clear the water.\u003c\/p\u003e\n    \n    \u003cdiv class=\"fcfgr56-badges\"\u003e\n      \u003cspan class=\"fcfgr56-badge\"\u003eAuthorized Filbur Dealer\u003c\/span\u003e\u003cspan class=\"fcfgr56-badge\"\u003eFree Shipping\u003c\/span\u003e\u003cspan class=\"fcfgr56-badge\"\u003eCenter Exit Port\u003c\/span\u003e\u003cspan class=\"fcfgr56-badge\"\u003e18 x 22 in.\u003c\/span\u003e\n    \u003c\/div\u003e\n    \n  \u003c\/section\u003e\n\n  \u003cp class=\"fcfgr56-intro\"\u003eThe \u003cstrong\u003eFilbur FC-9865 (PST-APCFGR56)\u003c\/strong\u003e is an 18 x 22 inch rectangular replacement DE filter grid built for Sta-Rite and Swimquip center-port DES and DEP diatomaceous earth filters. It seats on your existing manifold through the center exit port and rebuilds the filtration surface with the same fine polypropylene cloth the OEM grid used, so your pump runs at design flow and your water comes back crystal clear. Drop it in as a one-to-one replacement for \u003cstrong\u003eUnicel FG-3022\u003c\/strong\u003e and \u003cstrong\u003eAPCFG3022\u003c\/strong\u003e.\u003c\/p\u003e\n\n  \u003csection class=\"fcfgr56-stats\"\u003e\n    \u003cdiv class=\"fcfgr56-stat\"\u003e\n\u003cdiv class=\"fcfgr56-stat-value\"\u003e18 in.\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-stat-label\"\u003eLength\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-stat\"\u003e\n\u003cdiv class=\"fcfgr56-stat-value\"\u003e22 in.\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-stat-label\"\u003eWidth\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-stat\"\u003e\n\u003cdiv class=\"fcfgr56-stat-value\"\u003eCenter\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-stat-label\"\u003eExit Port\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-stat\"\u003e\n\u003cdiv class=\"fcfgr56-stat-value\"\u003ePolypropylene\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-stat-label\"\u003eCloth\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-stat\"\u003e\n\u003cdiv class=\"fcfgr56-stat-value\"\u003eOEM Fit\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-stat-label\"\u003eSta-Rite \/ Swimquip\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003csection class=\"fcfgr56-section\"\u003e\n    \u003ch2\u003eWhy PST Customers Pick This\u003c\/h2\u003e\n    \u003cdiv class=\"fcfgr56-feature-grid\"\u003e\n      \u003cdiv class=\"fcfgr56-feature-card\"\u003e\n\u003cdiv class=\"fcfgr56-emoji\"\u003e🎯\u003c\/div\u003e\n\u003ch5\u003eDrop-In OEM Fit\u003c\/h5\u003e\n\u003cp\u003eBuilt to the Sta-Rite and Swimquip rectangular grid pattern with the center exit port, so it seats on your existing manifold without shims or modifications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-feature-card\"\u003e\n\u003cdiv class=\"fcfgr56-emoji\"\u003e💧\u003c\/div\u003e\n\u003ch5\u003eFine DE Filtration\u003c\/h5\u003e\n\u003cp\u003e100 percent polypropylene cloth holds the DE cake evenly and traps the fine debris that cartridge and sand filters let slip back into the pool.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-feature-card\"\u003e\n\u003cdiv class=\"fcfgr56-emoji\"\u003e🧵\u003c\/div\u003e\n\u003ch5\u003eControlled Permeability\u003c\/h5\u003e\n\u003cp\u003eA higher-denier yarn and tighter weave give the cloth tuned permeability for steady flow and consistent diatomaceous earth pickup across the grid face.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-feature-card\"\u003e\n\u003cdiv class=\"fcfgr56-emoji\"\u003e🛡️\u003c\/div\u003e\n\u003ch5\u003eRot and Acid Resistant\u003c\/h5\u003e\n\u003cp\u003ePolypropylene shrugs off rot and mildew and resists pool-water alkalis and acids, so the cloth holds its shape season after season.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-feature-card\"\u003e\n\u003cdiv class=\"fcfgr56-emoji\"\u003e🌊\u003c\/div\u003e\n\u003ch5\u003eLower Filter Pressure\u003c\/h5\u003e\n\u003cp\u003eA fresh grid restores the full filtration surface, so your pump moves water at design flow and your pressure gauge sits back where it belongs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-feature-card\"\u003e\n\u003cdiv class=\"fcfgr56-emoji\"\u003e📏\u003c\/div\u003e\n\u003ch5\u003eConfirmed Dimensions\u003c\/h5\u003e\n\u003cp\u003e18 in. long by 22 in. wide with a center exit port. Pull a grid and measure before ordering a full set so you match the right size for your DES or DEP filter.\u003c\/p\u003e\n\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \n\n  \u003csection class=\"fcfgr56-section\"\u003e\n    \u003ch2\u003eSpecifications\u003c\/h2\u003e\n    \u003cdiv class=\"fcfgr56-spec-grid\"\u003e\n      \u003cdiv class=\"fcfgr56-spec-row\"\u003e\n\u003cspan class=\"fcfgr56-spec-key\"\u003eManufacturer\u003c\/span\u003e\u003cspan class=\"fcfgr56-spec-val\"\u003eFilbur\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-spec-row\"\u003e\n\u003cspan class=\"fcfgr56-spec-key\"\u003eModel \/ MPN\u003c\/span\u003e\u003cspan class=\"fcfgr56-spec-val\"\u003eFC-9865 (APCFGR56)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-spec-row\"\u003e\n\u003cspan class=\"fcfgr56-spec-key\"\u003ePST SKU\u003c\/span\u003e\u003cspan class=\"fcfgr56-spec-val\"\u003ePST-APCFGR56\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-spec-row\"\u003e\n\u003cspan class=\"fcfgr56-spec-key\"\u003eProduct Type\u003c\/span\u003e\u003cspan class=\"fcfgr56-spec-val\"\u003eDE Filter Grid\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-spec-row\"\u003e\n\u003cspan class=\"fcfgr56-spec-key\"\u003eShape\u003c\/span\u003e\u003cspan class=\"fcfgr56-spec-val\"\u003eRectangular, center exit port\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-spec-row\"\u003e\n\u003cspan class=\"fcfgr56-spec-key\"\u003eLength\u003c\/span\u003e\u003cspan class=\"fcfgr56-spec-val\"\u003e18 in.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-spec-row\"\u003e\n\u003cspan class=\"fcfgr56-spec-key\"\u003eWidth\u003c\/span\u003e\u003cspan class=\"fcfgr56-spec-val\"\u003e22 in.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-spec-row\"\u003e\n\u003cspan class=\"fcfgr56-spec-key\"\u003eCloth Material\u003c\/span\u003e\u003cspan class=\"fcfgr56-spec-val\"\u003e100 percent polypropylene\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-spec-row\"\u003e\n\u003cspan class=\"fcfgr56-spec-key\"\u003eWeave\u003c\/span\u003e\u003cspan class=\"fcfgr56-spec-val\"\u003eHigh denier, tight weave for controlled permeability\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-spec-row\"\u003e\n\u003cspan class=\"fcfgr56-spec-key\"\u003ePort\u003c\/span\u003e\u003cspan class=\"fcfgr56-spec-val\"\u003eCenter exit\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-spec-row\"\u003e\n\u003cspan class=\"fcfgr56-spec-key\"\u003eReplaces (Unicel)\u003c\/span\u003e\u003cspan class=\"fcfgr56-spec-val\"\u003eFG-3022\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-spec-row\"\u003e\n\u003cspan class=\"fcfgr56-spec-key\"\u003eReplaces (APC)\u003c\/span\u003e\u003cspan class=\"fcfgr56-spec-val\"\u003eAPCFG3022\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-spec-row\"\u003e\n\u003cspan class=\"fcfgr56-spec-key\"\u003eFits Filters\u003c\/span\u003e\u003cspan class=\"fcfgr56-spec-val\"\u003eSta-Rite and Swimquip center-port DES and DEP DE filters\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr56-spec-row\"\u003e\n\u003cspan class=\"fcfgr56-spec-key\"\u003eMedia\u003c\/span\u003e\u003cspan class=\"fcfgr56-spec-val\"\u003eDiatomaceous earth (DE)\u003c\/span\u003e\n\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \n  \u003csection class=\"fcfgr56-section\"\u003e\n    \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n    \n    \u003cdiv class=\"fcfgr56-faq-card\"\u003e\n      \u003ch4\u003eWill the FC-9865 replace my Unicel FG-3022 or APCFG3022 grid?\u003c\/h4\u003e\n      \u003cp\u003eYes. The Filbur \u003cstrong\u003eFC-9865 (APCFGR56)\u003c\/strong\u003e is a direct one-to-one replacement for \u003cstrong\u003eUnicel FG-3022\u003c\/strong\u003e and \u003cstrong\u003eAPCFG3022\u003c\/strong\u003e. Same 18 x 22 in. rectangular footprint, same center exit port, same Sta-Rite and Swimquip manifold pattern.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n    \u003cdiv class=\"fcfgr56-faq-card\"\u003e\n      \u003ch4\u003eWhich filters does this 18 x 22 inch grid fit?\u003c\/h4\u003e\n      \u003cp\u003eIt is built for \u003cstrong\u003eSta-Rite and Swimquip center-port DES and DEP\u003c\/strong\u003e diatomaceous earth filters that use the larger 22 in. rectangular grid. Because these filters were sold in several square-footage sizes, pull one grid out and measure it against the 18 x 22 in. dimensions before you order a full set.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n    \u003cdiv class=\"fcfgr56-faq-card\"\u003e\n      \u003ch4\u003eHow many grids does my filter take, and should I replace them all at once?\u003c\/h4\u003e\n      \u003cp\u003eGrid count depends on the square-footage rating of your DES or DEP filter, so count what is in your tank before ordering. If more than one grid is torn, flattened, or stained, replace the \u003cstrong\u003efull set\u003c\/strong\u003e so the new cloth and the old cloth load DE evenly and your pressure stays balanced.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n    \u003cdiv class=\"fcfgr56-faq-card\"\u003e\n      \u003ch4\u003eWhat material is the grid, and why does it matter?\u003c\/h4\u003e\n      \u003cp\u003eThe cloth is \u003cstrong\u003e100 percent polypropylene\u003c\/strong\u003e with a higher-denier yarn and a tighter weave for tuned permeability. Polypropylene resists rot, mildew, and pool-water acids and alkalis, so the grid holds its shape and its filtration performance far longer than a worn or torn OEM grid.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n    \u003cdiv class=\"fcfgr56-faq-card\"\u003e\n      \u003ch4\u003eCan I install one of these myself?\u003c\/h4\u003e\n      \u003cp\u003eYes. Shut the pump off, bleed pressure at the air relief, open the filter, lift the manifold, and slide the new grid into the same slot through the center exit port. Brush the cloth to wet it, reassemble, and recharge with diatomaceous earth to your filter's \u003cstrong\u003esquare footage rating\u003c\/strong\u003e. Most DIY owners finish a single-grid swap in under an hour.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n  \u003c\/section\u003e\n  \n\n  \u003csection class=\"fcfgr56-cta\"\u003e\n    \u003ch2\u003eOrder the FC-9865 From PST\u003c\/h2\u003e\n    \u003cp\u003eAuthorized Filbur dealer. Backed by PST Pool Supplies' service team for fit questions on your Sta-Rite or Swimquip DE filter.\u003c\/p\u003e\n    \u003cdiv class=\"fcfgr56-perks\"\u003e\n      \u003cspan class=\"fcfgr56-perk\"\u003eFree Shipping\u003c\/span\u003e\u003cspan class=\"fcfgr56-perk\"\u003e30-Day Returns\u003c\/span\u003e\u003cspan class=\"fcfgr56-perk\"\u003eWarranty Backed\u003c\/span\u003e\u003cspan class=\"fcfgr56-perk\"\u003eAuthorized Filbur Dealer\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n\u003c\/div\u003e\n","brand":"Filbur","offers":[{"title":"Default Title","offer_id":44083960348737,"sku":"PST-APCFGR56","price":43.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/1623\/0209\/files\/APCFGR56.jpg?v=1782366056","url":"https:\/\/www.pstpoolsupplies.com\/products\/filbur-apcfgr56-18-x-22-rect-starite-de-grid-239000034","provider":"PST Pool Supplies","version":"1.0","type":"link"}