{"product_id":"hayward-natural-gas-valve-kit-for-universal-h-series-fd-heaters-fdxlgsv0003","title":"Hayward Natural Gas Valve Kit for Universal H-Series FD Heaters | FDXLGSV0003","description":"\u003cstyle\u003e\n  .atb-product-description {\n    --atb-teal: #198278;\n    --atb-teal-dark: #11675f;\n    --atb-orange: #e37c3f;\n    --atb-orange-dark: #af5b31;\n    --atb-navy: #123f46;\n    --atb-black: #202124;\n    --atb-gray: #5f6368;\n    --atb-light: #f5f8f8;\n    --atb-white: #ffffff;\n    --atb-border: #dce5e4;\n    --atb-orange-light: #fff5ee;\n    --atb-teal-light: #edf7f6;\n    font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Arial, sans-serif;\n    color: var(--atb-black);\n    line-height: 1.65;\n    max-width: 1000px;\n    margin: 0 auto;\n  }\n\n  .atb-product-description * {\n    box-sizing: border-box;\n  }\n\n  .atb-product-description .atb-hero {\n    background: linear-gradient(135deg, var(--atb-navy) 0%, var(--atb-teal-dark) 100%);\n    color: 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.atb-product-description .atb-stat-grid,\n    .atb-product-description .atb-card-grid {\n      grid-template-columns: 1fr;\n    }\n\n    .atb-product-description .atb-hero {\n      padding: 22px;\n    }\n\n    .atb-product-description .atb-hero h2 {\n      font-size: 23px;\n    }\n\n    .atb-product-description .atb-spec-table th,\n    .atb-product-description .atb-spec-table td {\n      display: block;\n      width: 100%;\n    }\n\n    .atb-product-description .atb-spec-table th {\n      padding-bottom: 5px;\n      border-bottom: 0;\n    }\n\n    .atb-product-description .atb-spec-table td {\n      padding-top: 5px;\n    }\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"atb-product-description\"\u003e\n\u003cdiv class=\"atb-hero\"\u003e\n\u003ch2\u003eHayward FDXLGSV0003 Natural Gas Valve Kit\u003c\/h2\u003e\n\u003cp\u003eGenuine Hayward replacement natural gas valve kit for compatible Universal H-Series FD pool heater applications. FDXLGSV0003 is also the manufacturer-designated replacement for the discontinued Hayward FDXLGSV0001 gas valve kit.\u003c\/p\u003e\n\u003cdiv class=\"atb-badges\"\u003e\n\u003cspan class=\"atb-badge\"\u003eGenuine Hayward Part\u003c\/span\u003e \u003cspan class=\"atb-badge\"\u003eNatural Gas\u003c\/span\u003e \u003cspan class=\"atb-badge\"\u003eFD Heater Part\u003c\/span\u003e \u003cspan class=\"atb-badge\"\u003eSKU FDXLGSV0003\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"atb-alert\"\u003e\n\u003cstrong\u003eReplacing FDXLGSV0001?\u003c\/strong\u003e Hayward identifies \u003cstrong style=\"display: inline;\"\u003eFDXLGSV0003\u003c\/strong\u003e as the replacement SKU for the discontinued FDXLGSV0001 Natural Gas Valve Kit. Always verify your heater model, fuel type, and required replacement part before ordering.\u003c\/div\u003e\n\u003cdiv class=\"atb-intro\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eHayward FDXLGSV0003 Gas Valve Natural Kit FD\u003c\/strong\u003e is an OEM Hayward heater replacement part designed for compatible natural gas FD heater applications. The gas valve is a critical component within the heater's fuel delivery system, making correct model and fuel-type identification essential when servicing a pool or spa heater.\u003c\/p\u003e\n\u003cp\u003eThis kit is intended for \u003cstrong\u003enatural gas applications\u003c\/strong\u003e and should not be substituted for a propane gas valve or propane-specific component. For owners and service professionals searching for the older \u003cstrong\u003eHayward FDXLGSV0001\u003c\/strong\u003e, FDXLGSV0003 is Hayward's designated replacement part.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"atb-stat-grid\"\u003e\n\u003cdiv class=\"atb-stat\"\u003e\n\u003cspan class=\"atb-stat-label\"\u003eManufacturer\u003c\/span\u003e \u003cspan class=\"atb-stat-value\"\u003eHayward\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"atb-stat\"\u003e\n\u003cspan class=\"atb-stat-label\"\u003ePart Number\u003c\/span\u003e \u003cspan class=\"atb-stat-value\"\u003eFDXLGSV0003\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"atb-stat\"\u003e\n\u003cspan class=\"atb-stat-label\"\u003eFuel Type\u003c\/span\u003e \u003cspan class=\"atb-stat-value\"\u003eNatural Gas\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"atb-stat\"\u003e\n\u003cspan class=\"atb-stat-label\"\u003ePart Type\u003c\/span\u003e \u003cspan class=\"atb-stat-value\"\u003eHeater Gas Valve Kit\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"atb-section\"\u003e\n\u003ch3\u003eWhy Choose the Hayward FDXLGSV0003?\u003c\/h3\u003e\n\u003cdiv class=\"atb-card-grid\"\u003e\n\u003cdiv class=\"atb-card\"\u003e\n\u003ch4\u003eOEM Hayward Replacement\u003c\/h4\u003e\n\u003cp\u003eGenuine Hayward replacement component designed for servicing compatible Hayward FD heater applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"atb-card\"\u003e\n\u003ch4\u003eOfficial FDXLGSV0001 Replacement\u003c\/h4\u003e\n\u003cp\u003eHayward identifies FDXLGSV0003 as the replacement SKU for the now-discontinued FDXLGSV0001 natural gas valve kit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"atb-card\"\u003e\n\u003ch4\u003eNatural Gas Configuration\u003c\/h4\u003e\n\u003cp\u003eDesigned specifically for applicable natural gas heater configurations. This is not a propane gas valve kit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"atb-card\"\u003e\n\u003ch4\u003eService Replacement Part\u003c\/h4\u003e\n\u003cp\u003eIntended for aftermarket heater repair and replacement when the existing gas valve requires service or replacement.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"atb-section\"\u003e\n\u003ch3\u003eProduct Highlights\u003c\/h3\u003e\n\u003cul class=\"atb-check-list\"\u003e\n\u003cli\u003eGenuine Hayward pool heater replacement part\u003c\/li\u003e\n\u003cli\u003eManufacturer part number FDXLGSV0003\u003c\/li\u003e\n\u003cli\u003eNatural gas valve kit for compatible FD heater applications\u003c\/li\u003e\n\u003cli\u003eHayward-designated replacement for discontinued FDXLGSV0001\u003c\/li\u003e\n\u003cli\u003eAftermarket service part for in-ground pool heater applications\u003c\/li\u003e\n\u003cli\u003eIdeal for professional repair of the heater's gas-control system\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"atb-section\"\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable class=\"atb-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eHayward\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer Part Number\u003c\/th\u003e\n\u003ctd\u003eFDXLGSV0003\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Description\u003c\/th\u003e\n\u003ctd\u003eGas Valve Natural Kit FD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFuel Type\u003c\/th\u003e\n\u003ctd\u003eNatural Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Type\u003c\/th\u003e\n\u003ctd\u003eHeater Parts \/ Gas Valve Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003ctd\u003eAftermarket Replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePool Type\u003c\/th\u003e\n\u003ctd\u003eIn-Ground\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChannel\u003c\/th\u003e\n\u003ctd\u003eOpen Line\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGTIN \/ UPC\u003c\/th\u003e\n\u003ctd\u003e610377462662\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eReplaces\u003c\/th\u003e\n\u003ctd\u003eHayward FDXLGSV0001\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"atb-section\"\u003e\n\u003ch3\u003eCompatibility \u0026amp; Fitment\u003c\/h3\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat heaters does FDXLGSV0003 fit?\u003c\/summary\u003e\n\u003cdiv class=\"atb-details-content\"\u003e\n\u003cp\u003eFDXLGSV0003 is a Hayward natural gas valve kit used in compatible FD heater applications, including applicable Universal H-Series FD natural gas heater configurations.\u003c\/p\u003e\n\u003cp\u003eHeater parts can vary by model, fuel type, production revision, and serial number. Confirm that FDXLGSV0003 is specified for your exact heater before installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDoes FDXLGSV0003 replace FDXLGSV0001?\u003c\/summary\u003e\n\u003cdiv class=\"atb-details-content\"\u003e\n\u003cp\u003eYes. Hayward lists FDXLGSV0003 as the replacement SKU for the discontinued FDXLGSV0001 Gas Valve Natural Kit FD.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs this valve for natural gas or propane?\u003c\/summary\u003e\n\u003cdiv class=\"atb-details-content\"\u003e\n\u003cp\u003eFDXLGSV0003 is a \u003cstrong\u003enatural gas\u003c\/strong\u003e valve kit. Do not order this part for a propane heater solely because the heater cabinet or model family looks similar. Fuel type must be confirmed before replacement.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"atb-section\"\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the replacement for Hayward FDXLGSV0001?\u003c\/summary\u003e\n\u003cdiv class=\"atb-details-content\"\u003e\n\u003cp\u003eThe manufacturer-designated replacement for Hayward FDXLGSV0001 is \u003cstrong\u003eHayward FDXLGSV0003\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs FDXLGSV0003 a genuine Hayward part?\u003c\/summary\u003e\n\u003cdiv class=\"atb-details-content\"\u003e\n\u003cp\u003eYes. FDXLGSV0003 is a Hayward replacement heater part and is listed by Hayward as the Gas Valve Natural Kit FD.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I use FDXLGSV0003 on a propane heater?\u003c\/summary\u003e\n\u003cdiv class=\"atb-details-content\"\u003e\n\u003cp\u003eNo. FDXLGSV0003 is identified for natural gas applications. Natural gas and propane heater components should not be interchanged unless a manufacturer-approved conversion procedure and appropriate conversion components specifically apply to the heater.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow do I know if this is the correct gas valve for my heater?\u003c\/summary\u003e\n\u003cdiv class=\"atb-details-content\"\u003e\n\u003cp\u003eLocate the heater's model and serial number on its rating plate and verify the required gas valve against the appropriate Hayward parts documentation. Fuel type should also be confirmed before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eShould a pool heater gas valve be professionally installed?\u003c\/summary\u003e\n\u003cdiv class=\"atb-details-content\"\u003e\n\u003cp\u003eBecause this component is part of a gas-fired appliance, installation and diagnosis should be performed by a qualified pool-heater or gas-appliance service professional familiar with the applicable codes, manufacturer instructions, and required safety testing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"atb-warning\"\u003e\n\u003cstrong\u003eImportant Gas Heater Safety Notice:\u003c\/strong\u003e Gas valves are safety-critical components. Confirm the heater model, serial number, fuel type, and specified replacement part before installation. Installation, gas-pressure verification, leak testing, adjustment, and heater servicing should be performed by a qualified professional in accordance with Hayward instructions and applicable local codes.\u003c\/div\u003e\n\u003cdiv class=\"atb-support\"\u003e\n\u003ch3\u003eNeed Help Confirming Compatibility?\u003c\/h3\u003e\n\u003cp\u003eHeater part numbers can vary between models and production revisions. If you are unsure whether \u003cstrong\u003eFDXLGSV0003\u003c\/strong\u003e is correct for your Hayward heater, have your heater's complete model and serial number available before ordering. Aqua Terra Backyard can help you identify the appropriate replacement part for your application.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":52612157178130,"sku":"FDXLGSV0003","price":399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/2279\/1186\/files\/FDXLGSV0003.jpg?v=1787077945","url":"https:\/\/www.aquaterrabackyard.com\/products\/hayward-natural-gas-valve-kit-for-universal-h-series-fd-heaters-fdxlgsv0003","provider":"Aqua Terra Backyard","version":"1.0","type":"link"}