{"product_id":"filbur-fc-9740-anthony-apollo-de-filter-grid-24-x-13-5-inch-center-port","title":"Filbur FC-9740 Anthony Apollo DE Filter Grid, 24 x 13.5 inch, Center Port","description":"\n\u003cstyle\u003e\n  .fcfgr12-wrap, .fcfgr12-wrap * { box-sizing: border-box; }\n  .fcfgr12-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  .fcfgr12-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  .fcfgr12-hero h1 { font-size: 2em; margin: 0 0 8px; font-weight: 800; letter-spacing: -0.02em; }\n  .fcfgr12-tagline { font-size: 1.1em; opacity: 0.95; margin: 0 0 18px; }\n  .fcfgr12-badges { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }\n  .fcfgr12-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  .fcfgr12-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  .fcfgr12-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  .fcfgr12-stat { text-align: center; }\n  .fcfgr12-stat-value { font-size: 1.5em; font-weight: 800; color: #b6dd7e; }\n  .fcfgr12-stat-label { font-size: 0.78em; opacity: 0.85; text-transform: uppercase; letter-spacing: 0.05em; margin-top: 4px; }\n\n  \/* Section headings *\/\n  .fcfgr12-section { margin-bottom: 36px; }\n  .fcfgr12-section \u003e h2 { font-size: 1.5em; margin: 0 0 18px; text-align: center; color: #1a4d2e; }\n\n  \/* Feature card grid *\/\n  .fcfgr12-feature-grid {\n    display: grid;\n    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));\n    gap: 16px;\n  }\n  .fcfgr12-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  .fcfgr12-feature-card:hover { transform: translateY(-3px); box-shadow: 0 10px 24px rgba(26,77,46,0.14); }\n  .fcfgr12-emoji { font-size: 1.8em; }\n  .fcfgr12-feature-card h5 { margin: 10px 0 6px; font-size: 1.05em; color: #1a1a1a; }\n  .fcfgr12-feature-card p { margin: 0; color: #444; font-size: 0.95em; }\n\n  \/* Warning *\/\n  .fcfgr12-warning {\n    background: #fff7e0;\n    border-left: 5px solid #f5a623;\n    border-radius: 10px;\n    padding: 18px 22px;\n    margin-bottom: 36px;\n  }\n  .fcfgr12-warning h4 { margin: 0 0 6px; color: #8a5b00; font-size: 1.05em; }\n  .fcfgr12-warning p { margin: 0; color: #5a3d00; font-size: 0.95em; }\n\n  \/* Spec grid *\/\n  .fcfgr12-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  .fcfgr12-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  .fcfgr12-spec-key { font-weight: 600; color: #1a4d2e; }\n  .fcfgr12-spec-val { color: #1a1a1a; text-align: right; }\n\n  \/* FAQ *\/\n  .fcfgr12-faq-card {\n    background: #fff;\n    border: 1px solid #e1e6ed;\n    border-radius: 10px;\n    padding: 18px 22px;\n    margin-bottom: 12px;\n  }\n  .fcfgr12-faq-card h4 { margin: 0 0 6px; color: #1a4d2e; font-size: 1.02em; }\n  .fcfgr12-faq-card p { margin: 0; color: #333; font-size: 0.95em; }\n\n  \/* CTA *\/\n  .fcfgr12-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  .fcfgr12-cta h2 { font-size: 1.6em; margin: 0 0 8px; }\n  .fcfgr12-cta p { margin: 0 0 18px; font-size: 1em; opacity: 0.95; }\n  .fcfgr12-perks { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }\n  .fcfgr12-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    .fcfgr12-hero h1 { font-size: 1.5em; }\n    .fcfgr12-stats { grid-template-columns: repeat(2, 1fr); }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"fcfgr12-wrap\"\u003e\n\n  \u003csection class=\"fcfgr12-hero\"\u003e\n    \u003ch1\u003eFilbur FC-9740 Anthony Apollo DE Filter Grid, 24 x 13.5 inch, Center Port\u003c\/h1\u003e\n    \u003cp class=\"fcfgr12-tagline\"\u003eRestore your Apollo. Polish the water.\u003c\/p\u003e\n    \n    \u003cdiv class=\"fcfgr12-badges\"\u003e\n      \u003cspan class=\"fcfgr12-badge\"\u003eAuthorized Filbur Dealer\u003c\/span\u003e\u003cspan class=\"fcfgr12-badge\"\u003eFree Shipping\u003c\/span\u003e\u003cspan class=\"fcfgr12-badge\"\u003eCenter Hub Port\u003c\/span\u003e\u003cspan class=\"fcfgr12-badge\"\u003e24 x 13.5 in.\u003c\/span\u003e\n    \u003c\/div\u003e\n    \n  \u003c\/section\u003e\n\n  \u003cp class=\"fcfgr12-intro\"\u003eThe \u003cstrong\u003eFilbur FC-9740 (PST-APCFGR12)\u003c\/strong\u003e is a 24 x 13.5 inch replacement DE filter grid for Anthony Apollo and Flowmaster diatomaceous earth filters. It drops into your existing manifold with the center hub port and gives you the same fine polypropylene filtration the OEM grid did, so your pressure gauge stays low and your water stays crystal clear. Use it as a one-to-one swap for Anthony 17564, Unicel FG-2413, and APCFG2413.\u003c\/p\u003e\n\n  \u003csection class=\"fcfgr12-stats\"\u003e\n    \u003cdiv class=\"fcfgr12-stat\"\u003e\n\u003cdiv class=\"fcfgr12-stat-value\"\u003e24 in.\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-stat-label\"\u003eLength\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-stat\"\u003e\n\u003cdiv class=\"fcfgr12-stat-value\"\u003e13.5 in.\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-stat-label\"\u003eWidth\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-stat\"\u003e\n\u003cdiv class=\"fcfgr12-stat-value\"\u003eCenter\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-stat-label\"\u003eHub Port\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-stat\"\u003e\n\u003cdiv class=\"fcfgr12-stat-value\"\u003ePolypropylene\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-stat-label\"\u003eCloth\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-stat\"\u003e\n\u003cdiv class=\"fcfgr12-stat-value\"\u003eOEM Fit\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-stat-label\"\u003eApollo \/ Flowmaster\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003csection class=\"fcfgr12-section\"\u003e\n    \u003ch2\u003eWhy PST Customers Pick This\u003c\/h2\u003e\n    \u003cdiv class=\"fcfgr12-feature-grid\"\u003e\n      \u003cdiv class=\"fcfgr12-feature-card\"\u003e\n\u003cdiv class=\"fcfgr12-emoji\"\u003e🎯\u003c\/div\u003e\n\u003ch5\u003eDrop-In OEM Fit\u003c\/h5\u003e\n\u003cp\u003eBuilt to the Anthony Apollo grid pattern with the center hub port, so it seats on your existing manifold without shims or modifications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-feature-card\"\u003e\n\u003cdiv class=\"fcfgr12-emoji\"\u003e💧\u003c\/div\u003e\n\u003ch5\u003eFine DE Filtration\u003c\/h5\u003e\n\u003cp\u003eMulti-filament polypropylene cloth holds the DE cake evenly and traps the fine debris that cartridge and sand filters let pass.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-feature-card\"\u003e\n\u003cdiv class=\"fcfgr12-emoji\"\u003e🛡️\u003c\/div\u003e\n\u003ch5\u003eHigh-Impact Core\u003c\/h5\u003e\n\u003cp\u003eRigid styrene core resists collapse under back-pressure during heavy debris loads and bump-cycle pulses.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-feature-card\"\u003e\n\u003cdiv class=\"fcfgr12-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 gauge sits where it should.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-feature-card\"\u003e\n\u003cdiv class=\"fcfgr12-emoji\"\u003e🔧\u003c\/div\u003e\n\u003ch5\u003eEasy Service Swap\u003c\/h5\u003e\n\u003cp\u003eReplace one damaged grid or rebuild the full set. The 24 x 13.5 in. footprint matches Anthony 17564 and Unicel FG-2413 one-for-one.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-feature-card\"\u003e\n\u003cdiv class=\"fcfgr12-emoji\"\u003e📏\u003c\/div\u003e\n\u003ch5\u003eConfirmed Dimensions\u003c\/h5\u003e\n\u003cp\u003e24 in. tall by 13.5 in. wide by 0.875 in. thick. Verify your filter takes the small Apollo grid before ordering a full set.\u003c\/p\u003e\n\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \n\n  \u003csection class=\"fcfgr12-section\"\u003e\n    \u003ch2\u003eSpecifications\u003c\/h2\u003e\n    \u003cdiv class=\"fcfgr12-spec-grid\"\u003e\n      \u003cdiv class=\"fcfgr12-spec-row\"\u003e\n\u003cspan class=\"fcfgr12-spec-key\"\u003eManufacturer\u003c\/span\u003e\u003cspan class=\"fcfgr12-spec-val\"\u003eFilbur\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-spec-row\"\u003e\n\u003cspan class=\"fcfgr12-spec-key\"\u003eModel \/ MPN\u003c\/span\u003e\u003cspan class=\"fcfgr12-spec-val\"\u003eFC-9740\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-spec-row\"\u003e\n\u003cspan class=\"fcfgr12-spec-key\"\u003ePST SKU\u003c\/span\u003e\u003cspan class=\"fcfgr12-spec-val\"\u003ePST-APCFGR12\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-spec-row\"\u003e\n\u003cspan class=\"fcfgr12-spec-key\"\u003eUPC\u003c\/span\u003e\u003cspan class=\"fcfgr12-spec-val\"\u003e842524110991\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-spec-row\"\u003e\n\u003cspan class=\"fcfgr12-spec-key\"\u003eProduct Type\u003c\/span\u003e\u003cspan class=\"fcfgr12-spec-val\"\u003eDE Filter Grid\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-spec-row\"\u003e\n\u003cspan class=\"fcfgr12-spec-key\"\u003eShape\u003c\/span\u003e\u003cspan class=\"fcfgr12-spec-val\"\u003eRectangular, center hub port\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-spec-row\"\u003e\n\u003cspan class=\"fcfgr12-spec-key\"\u003eLength\u003c\/span\u003e\u003cspan class=\"fcfgr12-spec-val\"\u003e24 in.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-spec-row\"\u003e\n\u003cspan class=\"fcfgr12-spec-key\"\u003eWidth\u003c\/span\u003e\u003cspan class=\"fcfgr12-spec-val\"\u003e13.5 in.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-spec-row\"\u003e\n\u003cspan class=\"fcfgr12-spec-key\"\u003eThickness\u003c\/span\u003e\u003cspan class=\"fcfgr12-spec-val\"\u003e0.875 in.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-spec-row\"\u003e\n\u003cspan class=\"fcfgr12-spec-key\"\u003eCloth Material\u003c\/span\u003e\u003cspan class=\"fcfgr12-spec-val\"\u003eMulti-filament polypropylene\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-spec-row\"\u003e\n\u003cspan class=\"fcfgr12-spec-key\"\u003eCore Material\u003c\/span\u003e\u003cspan class=\"fcfgr12-spec-val\"\u003eHigh-impact styrene\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-spec-row\"\u003e\n\u003cspan class=\"fcfgr12-spec-key\"\u003ePort\u003c\/span\u003e\u003cspan class=\"fcfgr12-spec-val\"\u003eCenter hub\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-spec-row\"\u003e\n\u003cspan class=\"fcfgr12-spec-key\"\u003eReplaces (Anthony)\u003c\/span\u003e\u003cspan class=\"fcfgr12-spec-val\"\u003e17564\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-spec-row\"\u003e\n\u003cspan class=\"fcfgr12-spec-key\"\u003eReplaces (Unicel)\u003c\/span\u003e\u003cspan class=\"fcfgr12-spec-val\"\u003eFG-2413\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-spec-row\"\u003e\n\u003cspan class=\"fcfgr12-spec-key\"\u003eReplaces (APC)\u003c\/span\u003e\u003cspan class=\"fcfgr12-spec-val\"\u003eAPCFG2413\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-spec-row\"\u003e\n\u003cspan class=\"fcfgr12-spec-key\"\u003eFits Filters\u003c\/span\u003e\u003cspan class=\"fcfgr12-spec-val\"\u003eAnthony Apollo VA-26, VA-32, VA-38, VA-52, VA-52-2\" and Flowmaster equivalents\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-spec-row\"\u003e\n\u003cspan class=\"fcfgr12-spec-key\"\u003eGrids per VA-26 \/ VA-32 \/ VA-38\u003c\/span\u003e\u003cspan class=\"fcfgr12-spec-val\"\u003e6\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-spec-row\"\u003e\n\u003cspan class=\"fcfgr12-spec-key\"\u003eGrids per VA-52 \/ VA-52-2\"\u003c\/span\u003e\u003cspan class=\"fcfgr12-spec-val\"\u003e4\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"fcfgr12-spec-row\"\u003e\n\u003cspan class=\"fcfgr12-spec-key\"\u003eShipping Weight\u003c\/span\u003e\u003cspan class=\"fcfgr12-spec-val\"\u003e1.19 lbs\u003c\/span\u003e\n\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \n  \u003csection class=\"fcfgr12-section\"\u003e\n    \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n    \n    \u003cdiv class=\"fcfgr12-faq-card\"\u003e\n      \u003ch4\u003eHow many of these grids does my Anthony Apollo filter take?\u003c\/h4\u003e\n      \u003cp\u003eThe Apollo \u003cstrong\u003eVA-26, VA-32, and VA-38\u003c\/strong\u003e use \u003cstrong\u003e6\u003c\/strong\u003e of these 24 x 13.5 in. grids. The \u003cstrong\u003eVA-52\u003c\/strong\u003e and \u003cstrong\u003eVA-52-2\"\u003c\/strong\u003e use \u003cstrong\u003e4\u003c\/strong\u003e. Count what is in your tank before ordering, and replace the full set if more than one is torn or stained.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n    \u003cdiv class=\"fcfgr12-faq-card\"\u003e\n      \u003ch4\u003eWill the FC-9740 replace my Unicel FG-2413 or Anthony 17564?\u003c\/h4\u003e\n      \u003cp\u003eYes. The Filbur \u003cstrong\u003eFC-9740\u003c\/strong\u003e is a direct one-to-one replacement for \u003cstrong\u003eUnicel FG-2413\u003c\/strong\u003e, \u003cstrong\u003eAnthony Apollo \/ Flowmaster 17564\u003c\/strong\u003e, and \u003cstrong\u003eAPCFG2413\u003c\/strong\u003e. Same 24 x 13.5 in. footprint, same center hub port, same Apollo manifold pattern.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n    \u003cdiv class=\"fcfgr12-faq-card\"\u003e\n      \u003ch4\u003eWhat is the difference between the small Apollo grid and the larger DE grids?\u003c\/h4\u003e\n      \u003cp\u003eAnthony built Apollo filters in two grid sizes. This is the \u003cstrong\u003esmall\u003c\/strong\u003e grid at \u003cstrong\u003e24 x 13.5 in.\u003c\/strong\u003e with the center hub port. If your filter takes a taller grid, you need a different part. Pull a grid out and measure it before you order.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n    \u003cdiv class=\"fcfgr12-faq-card\"\u003e\n      \u003ch4\u003eCan I install one of these myself?\u003c\/h4\u003e\n      \u003cp\u003eYes. Shut the pump off, relieve pressure at the air relief, open the filter, lift the manifold, and swap the grid into the same slot. Brush the new grid to wet the cloth, reassemble, and recoat with DE per 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    \u003cdiv class=\"fcfgr12-faq-card\"\u003e\n      \u003ch4\u003eHow often should I replace DE filter grids?\u003c\/h4\u003e\n      \u003cp\u003ePlan on a full grid set every \u003cstrong\u003e5 to 7 years\u003c\/strong\u003e of normal use. Replace sooner if you see DE pushing back into the pool, the pressure climbs fast after a backwash and recharge, or you spot torn cloth or a cracked manifold seat during your annual teardown.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n  \u003c\/section\u003e\n  \n\n  \u003csection class=\"fcfgr12-cta\"\u003e\n    \u003ch2\u003eOrder the FC-9740 From PST\u003c\/h2\u003e\n    \u003cp\u003eAuthorized Filbur dealer. Backed by PST Pool Supplies' service team for fit questions on your Apollo or Flowmaster filter.\u003c\/p\u003e\n    \u003cdiv class=\"fcfgr12-perks\"\u003e\n      \u003cspan class=\"fcfgr12-perk\"\u003eFree Shipping\u003c\/span\u003e\u003cspan class=\"fcfgr12-perk\"\u003e30-Day Returns\u003c\/span\u003e\u003cspan class=\"fcfgr12-perk\"\u003eWarranty Backed\u003c\/span\u003e\u003cspan class=\"fcfgr12-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":44002154479681,"sku":"PST-APCFGR12","price":28.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/1623\/0209\/files\/PST-APCFGR12.jpg?v=1780385370","url":"https:\/\/www.pstpoolsupplies.com\/products\/filbur-fc-9740-anthony-apollo-de-filter-grid-24-x-13-5-inch-center-port","provider":"PST Pool Supplies","version":"1.0","type":"link"}