{"product_id":"waterway-640-4740v-universal-flat-grate-12-x-12-square-white","title":"Waterway 640-4740V Universal Flat Grate, 12 x 12 inch Square, White","description":"\n\u003cstyle\u003e\n  .wwgrate-wrap, .wwgrate-wrap * { box-sizing: border-box; }\n  .wwgrate-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  .wwgrate-hero {\n    background: linear-gradient(135deg, #2a2a2a 0%, #8a8a8a 100%);\n    color: #fff;\n    padding: 36px 32px;\n    border-radius: 14px;\n    text-align: center;\n    margin-bottom: 28px;\n  }\n  .wwgrate-hero h1 { font-size: 2em; margin: 0 0 8px; font-weight: 800; letter-spacing: -0.02em; }\n  .wwgrate-tagline { font-size: 1.1em; opacity: 0.95; margin: 0 0 18px; }\n  .wwgrate-badges { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }\n  .wwgrate-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  .wwgrate-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  .wwgrate-stats {\n    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 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  .wwgrate-stat { text-align: center; }\n  .wwgrate-stat-value { font-size: 1.5em; font-weight: 800; color: #cccccc; }\n  .wwgrate-stat-label { font-size: 0.78em; opacity: 0.85; text-transform: uppercase; letter-spacing: 0.05em; margin-top: 4px; }\n\n  \/* Section headings *\/\n  .wwgrate-section { margin-bottom: 36px; }\n  .wwgrate-section \u003e h2 { font-size: 1.5em; margin: 0 0 18px; text-align: center; color: #2a2a2a; }\n\n  \/* Feature card grid *\/\n  .wwgrate-feature-grid {\n    display: grid;\n    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));\n    gap: 16px;\n  }\n  .wwgrate-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  .wwgrate-feature-card:hover { transform: translateY(-3px); box-shadow: 0 10px 24px rgba(42,42,42,0.18); }\n  .wwgrate-emoji { font-size: 1.8em; }\n  .wwgrate-feature-card h5 { margin: 10px 0 6px; font-size: 1.05em; color: #1a1a1a; }\n  .wwgrate-feature-card p { margin: 0; color: #444; font-size: 0.95em; }\n\n  \/* Warning *\/\n  .wwgrate-warning {\n    background: #fff7e0;\n    border-left: 5px solid #f5a623;\n    border-radius: 10px;\n    padding: 18px 22px;\n    margin-bottom: 36px;\n  }\n  .wwgrate-warning h4 { margin: 0 0 6px; color: #8a5b00; font-size: 1.05em; }\n  .wwgrate-warning p { margin: 0; color: #5a3d00; font-size: 0.95em; }\n\n  \/* Spec grid *\/\n  .wwgrate-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  .wwgrate-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  .wwgrate-spec-key { font-weight: 600; color: #2a2a2a; }\n  .wwgrate-spec-val { color: #1a1a1a; text-align: right; }\n\n  \/* FAQ *\/\n  .wwgrate-faq-card {\n    background: #fff;\n    border: 1px solid #e1e6ed;\n    border-radius: 10px;\n    padding: 18px 22px;\n    margin-bottom: 12px;\n  }\n  .wwgrate-faq-card h4 { margin: 0 0 6px; color: #2a2a2a; font-size: 1.02em; }\n  .wwgrate-faq-card p { margin: 0; color: #333; font-size: 0.95em; }\n\n  \/* CTA *\/\n  .wwgrate-cta {\n    background: linear-gradient(135deg, #2a2a2a 0%, #8a8a8a 100%);\n    color: #fff;\n    border-radius: 14px;\n    padding: 32px 28px;\n    text-align: center;\n  }\n  .wwgrate-cta h2 { font-size: 1.6em; margin: 0 0 8px; }\n  .wwgrate-cta p { margin: 0 0 18px; font-size: 1em; opacity: 0.95; }\n  .wwgrate-perks { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }\n  .wwgrate-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    .wwgrate-hero h1 { font-size: 1.5em; }\n    .wwgrate-stats { grid-template-columns: repeat(2, 1fr); }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"wwgrate-wrap\"\u003e\n\n  \u003csection class=\"wwgrate-hero\"\u003e\n    \u003ch1\u003eWaterway 640-4740V Universal Flat Grate, 12 x 12 inch Square, White\u003c\/h1\u003e\n    \u003cp class=\"wwgrate-tagline\"\u003eVGB anti-entrapment, drop-in replacement.\u003c\/p\u003e\n    \n    \u003cdiv class=\"wwgrate-badges\"\u003e\n      \u003cspan class=\"wwgrate-badge\"\u003eVGB Compliant\u003c\/span\u003e\u003cspan class=\"wwgrate-badge\"\u003eAuthorized Waterway Dealer\u003c\/span\u003e\u003cspan class=\"wwgrate-badge\"\u003eFree Shipping\u003c\/span\u003e\u003cspan class=\"wwgrate-badge\"\u003eFits Hayward and Pentair\u003c\/span\u003e\n    \u003c\/div\u003e\n    \n  \u003c\/section\u003e\n\n  \u003cp class=\"wwgrate-intro\"\u003eThe \u003cstrong\u003eWaterway 640-4740V Universal Flat Grate\u003c\/strong\u003e (SKU \u003cstrong\u003ePST-WW6404740V\u003c\/strong\u003e, MPN \u003cstrong\u003e640-4740V\u003c\/strong\u003e) is a 12 x 12 inch square white anti-entrapment cover that drops straight into existing Waterway, Hayward, and Pentair 12 x 12 frames. It meets the Virginia Graeme Baker Pool and Spa Safety Act and ASME\/ANSI A112.19.8 standards, so you can replace a cracked or expired grate without re-cutting the sump. Pair it with a Waterway frame or use it as a one-for-one swap on your existing floor or wall installation.\u003c\/p\u003e\n\n  \u003csection class=\"wwgrate-stats\"\u003e\n    \u003cdiv class=\"wwgrate-stat\"\u003e\n\u003cdiv class=\"wwgrate-stat-value\"\u003e12 x 12 in\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-stat-label\"\u003eGrate Size\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-stat\"\u003e\n\u003cdiv class=\"wwgrate-stat-value\"\u003e62.4 sq in\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-stat-label\"\u003eOpen Area\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-stat\"\u003e\n\u003cdiv class=\"wwgrate-stat-value\"\u003e292 GPM\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-stat-label\"\u003eFloor Flow Rate\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-stat\"\u003e\n\u003cdiv class=\"wwgrate-stat-value\"\u003eVGB\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-stat-label\"\u003eAnti-Entrapment\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-stat\"\u003e\n\u003cdiv class=\"wwgrate-stat-value\"\u003e1.75 lb\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-stat-label\"\u003eShip Weight\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003csection class=\"wwgrate-section\"\u003e\n    \u003ch2\u003eWhy PST Customers Pick This\u003c\/h2\u003e\n    \u003cdiv class=\"wwgrate-feature-grid\"\u003e\n      \u003cdiv class=\"wwgrate-feature-card\"\u003e\n\u003cdiv class=\"wwgrate-emoji\"\u003e🛡️\u003c\/div\u003e\n\u003ch5\u003eVGB Anti-Entrapment Rated\u003c\/h5\u003e\n\u003cp\u003eCertified to ASME\/ANSI A112.19.8 and the Virginia Graeme Baker Pool and Spa Safety Act for single or multiple drain installs on commercial and residential pools.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-feature-card\"\u003e\n\u003cdiv class=\"wwgrate-emoji\"\u003e🎯\u003c\/div\u003e\n\u003ch5\u003eUniversal 12 x 12 Fit\u003c\/h5\u003e\n\u003cp\u003eDrops into existing Waterway, Hayward, and Pentair 12 x 12 frames so you can replace an expired or cracked cover without changing the sump or plumbing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-feature-card\"\u003e\n\u003cdiv class=\"wwgrate-emoji\"\u003e🌊\u003c\/div\u003e\n\u003ch5\u003eHigh Flow, Low Velocity\u003c\/h5\u003e\n\u003cp\u003e62.4 square inches of open area delivers 292 GPM on floor installations at 1.5 feet per second, well within safe suction limits for residential and commercial pools.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-feature-card\"\u003e\n\u003cdiv class=\"wwgrate-emoji\"\u003e🧰\u003c\/div\u003e\n\u003ch5\u003eFloor or Wall Mount\u003c\/h5\u003e\n\u003cp\u003eApproved for floor and wall orientations, giving you flexibility for new builds, renovations, and direct cover-only replacements.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-feature-card\"\u003e\n\u003cdiv class=\"wwgrate-emoji\"\u003e⚙️\u003c\/div\u003e\n\u003ch5\u003eStainless Hardware\u003c\/h5\u003e\n\u003cp\u003eMounting screws are stainless steel so the cover stays anchored against pool chemistry and years of submersion.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-feature-card\"\u003e\n\u003cdiv class=\"wwgrate-emoji\"\u003e🇺🇸\u003c\/div\u003e\n\u003ch5\u003eTrusted Waterway Build\u003c\/h5\u003e\n\u003cp\u003eMade by Waterway Plastics, the OEM supplier behind a large share of US pool drains, so fit and tolerances match factory expectations.\u003c\/p\u003e\n\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \n  \u003cdiv class=\"wwgrate-warning\"\u003e\n    \u003ch4\u003eSafety Notice\u003c\/h4\u003e\n    \u003cp\u003ePool drain covers are life safety devices. Any cracked, missing, or expired grate must be replaced before the pool is reopened. Installation should follow \u003cstrong\u003eASME\/ANSI A112.19.8\u003c\/strong\u003e and the Virginia Graeme Baker Act, and dual-drain configurations must remain hydraulically balanced per the pump and sump manufacturer's instructions.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \n\n  \u003csection class=\"wwgrate-section\"\u003e\n    \u003ch2\u003eSpecifications\u003c\/h2\u003e\n    \u003cdiv class=\"wwgrate-spec-grid\"\u003e\n      \u003cdiv class=\"wwgrate-spec-row\"\u003e\n\u003cspan class=\"wwgrate-spec-key\"\u003eManufacturer\u003c\/span\u003e\u003cspan class=\"wwgrate-spec-val\"\u003eWaterway Plastics\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-spec-row\"\u003e\n\u003cspan class=\"wwgrate-spec-key\"\u003eModel \/ MPN\u003c\/span\u003e\u003cspan class=\"wwgrate-spec-val\"\u003e640-4740V\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-spec-row\"\u003e\n\u003cspan class=\"wwgrate-spec-key\"\u003eSKU\u003c\/span\u003e\u003cspan class=\"wwgrate-spec-val\"\u003ePST-WW6404740V\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-spec-row\"\u003e\n\u003cspan class=\"wwgrate-spec-key\"\u003eProduct Type\u003c\/span\u003e\u003cspan class=\"wwgrate-spec-val\"\u003eMain Drain Grate Cover\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-spec-row\"\u003e\n\u003cspan class=\"wwgrate-spec-key\"\u003eShape\u003c\/span\u003e\u003cspan class=\"wwgrate-spec-val\"\u003eSquare, flat\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-spec-row\"\u003e\n\u003cspan class=\"wwgrate-spec-key\"\u003eDimensions\u003c\/span\u003e\u003cspan class=\"wwgrate-spec-val\"\u003e12 in x 12 in\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-spec-row\"\u003e\n\u003cspan class=\"wwgrate-spec-key\"\u003eColor\u003c\/span\u003e\u003cspan class=\"wwgrate-spec-val\"\u003eWhite\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-spec-row\"\u003e\n\u003cspan class=\"wwgrate-spec-key\"\u003eOpen Area\u003c\/span\u003e\u003cspan class=\"wwgrate-spec-val\"\u003e62.4 sq in\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-spec-row\"\u003e\n\u003cspan class=\"wwgrate-spec-key\"\u003eFloor Flow Rate\u003c\/span\u003e\u003cspan class=\"wwgrate-spec-val\"\u003e292 GPM at 1.5 ft\/s\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-spec-row\"\u003e\n\u003cspan class=\"wwgrate-spec-key\"\u003eMount Orientation\u003c\/span\u003e\u003cspan class=\"wwgrate-spec-val\"\u003eFloor or wall\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-spec-row\"\u003e\n\u003cspan class=\"wwgrate-spec-key\"\u003eDrain Configuration\u003c\/span\u003e\u003cspan class=\"wwgrate-spec-val\"\u003eSingle or multiple drain\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-spec-row\"\u003e\n\u003cspan class=\"wwgrate-spec-key\"\u003eStandard\u003c\/span\u003e\u003cspan class=\"wwgrate-spec-val\"\u003eASME\/ANSI A112.19.8 (VGB compliant)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-spec-row\"\u003e\n\u003cspan class=\"wwgrate-spec-key\"\u003eCompatible Frames\u003c\/span\u003e\u003cspan class=\"wwgrate-spec-val\"\u003eWaterway, Hayward, and Pentair 12 x 12 in\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-spec-row\"\u003e\n\u003cspan class=\"wwgrate-spec-key\"\u003eHardware\u003c\/span\u003e\u003cspan class=\"wwgrate-spec-val\"\u003eStainless steel mounting screws\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-spec-row\"\u003e\n\u003cspan class=\"wwgrate-spec-key\"\u003eShip Weight\u003c\/span\u003e\u003cspan class=\"wwgrate-spec-val\"\u003e1.75 lb\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"wwgrate-spec-row\"\u003e\n\u003cspan class=\"wwgrate-spec-key\"\u003eCountry of Origin\u003c\/span\u003e\u003cspan class=\"wwgrate-spec-val\"\u003eUSA\u003c\/span\u003e\n\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \n  \u003csection class=\"wwgrate-section\"\u003e\n    \u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n    \n    \u003cdiv class=\"wwgrate-faq-card\"\u003e\n      \u003ch4\u003eIs the Waterway 640-4740V VGB compliant?\u003c\/h4\u003e\n      \u003cp\u003eYes. The 640-4740V meets \u003cstrong\u003eASME\/ANSI A112.19.8\u003c\/strong\u003e and the federal Virginia Graeme Baker Pool and Spa Safety Act, the standard required for residential and commercial pool drain covers in the United States.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n    \u003cdiv class=\"wwgrate-faq-card\"\u003e\n      \u003ch4\u003eWhat frames does the 640-4740V fit?\u003c\/h4\u003e\n      \u003cp\u003eIt drops into existing Waterway, Hayward, and Pentair 12 x 12 in square frames, so a cover-only swap is straightforward when the original frame is sound. If your frame is cracked or pitted, replace it at the same time with a matching Waterway 12 x 12 frame.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n    \u003cdiv class=\"wwgrate-faq-card\"\u003e\n      \u003ch4\u003eWhat is the difference between the 640-4740V and the 640-4720V or 640-4729-DKGV?\u003c\/h4\u003e\n      \u003cp\u003eThe 640-4740V is the \u003cstrong\u003egrate only\u003c\/strong\u003e in white. The 640-4720V is the full white frame-and-grate assembly, and the 640-4729-DKGV is the dark gray frame-and-grate assembly. Buy the cover-only 640-4740V when you are replacing an expired grate over an existing, undamaged frame.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n    \u003cdiv class=\"wwgrate-faq-card\"\u003e\n      \u003ch4\u003eHow much flow can a single 640-4740V handle?\u003c\/h4\u003e\n      \u003cp\u003eOn a floor installation, the cover is rated for \u003cstrong\u003e292 GPM\u003c\/strong\u003e at 1.5 ft\/s with 62.4 sq in of open area. Always size the cover to your pump's actual flow and verify the rating against your sump manufacturer's published charts before commissioning.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n    \u003cdiv class=\"wwgrate-faq-card\"\u003e\n      \u003ch4\u003eCan I install this drain grate myself?\u003c\/h4\u003e\n      \u003cp\u003eCover-only swaps over an existing, undamaged frame are typically a homeowner task: drain to below the cover, remove the stainless screws, drop the new grate in, and reinstall the hardware. New construction, sump changes, or any dual-drain rework should be handled by a licensed pool professional to verify VGB hydraulic balance and pump sizing.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \n  \u003c\/section\u003e\n  \n\n  \u003csection class=\"wwgrate-cta\"\u003e\n    \u003ch2\u003eOrder the 640-4740V From PST\u003c\/h2\u003e\n    \u003cp\u003eAuthorized Waterway dealer with same-business-day shipping on in-stock drain covers. PST Pool Supplies stocks matching 12 x 12 frames and dark gray, black, and white grate variants if you need to update both pieces.\u003c\/p\u003e\n    \u003cdiv class=\"wwgrate-perks\"\u003e\n      \u003cspan class=\"wwgrate-perk\"\u003eFree Shipping\u003c\/span\u003e\u003cspan class=\"wwgrate-perk\"\u003e30-Day Returns\u003c\/span\u003e\u003cspan class=\"wwgrate-perk\"\u003eWarranty Backed\u003c\/span\u003e\u003cspan class=\"wwgrate-perk\"\u003eAuthorized Waterway Dealer\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n\u003c\/div\u003e\n","brand":"Waterway Plastics","offers":[{"title":"Default Title","offer_id":44002158837825,"sku":"PST-WW6404740V","price":71.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0633\/1623\/0209\/files\/PST-WW6404740V.jpg?v=1780385370","url":"https:\/\/www.pstpoolsupplies.com\/products\/waterway-640-4740v-universal-flat-grate-12-x-12-square-white","provider":"PST Pool Supplies","version":"1.0","type":"link"}