{"product_id":"haywardhseriesheaterheaderoringhaxhor1930hpphaxhor1930","title":"Hayward H-Series Heater Header O-Ring | HAXHOR1930","description":"\u003cdiv class=\"product-description\"\u003e\n\n  \u003ch2\u003eHayward HAXHOR1930 Header O-Ring (Replacement Seal for H-Series Pool Heaters)\u003c\/h2\u003e\n\n  \u003cp\u003e\n    The Hayward \u003cstrong\u003eHAXHOR1930\u003c\/strong\u003e is an OEM \u003cstrong\u003eheader O-ring\u003c\/strong\u003e used on compatible Hayward\n    \u003cstrong\u003eH-Series\u003c\/strong\u003e pool and spa heaters. This O-ring seals the heater’s \u003cstrong\u003ewater header\u003c\/strong\u003e to the internal\n    water\/heat exchanger connection to help prevent external water leaks at the header joint.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eFits \/ Compatibility\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eCommonly used on Hayward \u003cstrong\u003eH-Series\u003c\/strong\u003e heaters including \u003cstrong\u003eED1\u003c\/strong\u003e and \u003cstrong\u003eED2\u003c\/strong\u003e style models\u003c\/li\u003e\n    \u003cli\u003eCommonly listed for Hayward H-Series models such as \u003cstrong\u003eH150\u003c\/strong\u003e, \u003cstrong\u003eH200\/H210\/H250\u003c\/strong\u003e, \u003cstrong\u003eH300\/H350\u003c\/strong\u003e, and \u003cstrong\u003eH400\u003c\/strong\u003e (Millivolt\/Electronic Ignition)\u003c\/li\u003e\n    \u003cli\u003eAlso commonly listed for select \u003cstrong\u003eH-Series Induced Draft\u003c\/strong\u003e and \u003cstrong\u003eLow NOx\u003c\/strong\u003e H-Series heater applications (model\/revision dependent)\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cp\u003e\n    \u003cstrong\u003eFit tip:\u003c\/strong\u003e Heater parts can vary by revision. Match your heater model number from the data plate and confirm\n    \u003cstrong\u003eHAXHOR1930\u003c\/strong\u003e is shown on the correct parts diagram for your unit.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eWhat It Fixes\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eWater leaking at or around the heater \u003cstrong\u003eheader connection\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003eSeepage that leaves mineral deposits or corrosion stains around the header area\u003c\/li\u003e\n    \u003cli\u003ePreventive replacement during header service, heat exchanger service, or union replacement\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eWhat’s Included\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e1 Hayward \u003cstrong\u003eHAXHOR1930\u003c\/strong\u003e header O-ring\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eTurn \u003cstrong\u003epower and gas\u003c\/strong\u003e off to the heater and relieve system pressure before service.\u003c\/li\u003e\n    \u003cli\u003eClean the O-ring groove and mating surfaces thoroughly before installing the new seal.\u003c\/li\u003e\n    \u003cli\u003eLightly lubricate the O-ring with a \u003cstrong\u003esilicone-based\u003c\/strong\u003e pool lubricant to reduce pinching and improve sealing.\u003c\/li\u003e\n    \u003cli\u003eReassemble evenly and avoid overtightening that can distort the seal or damage plastic header components.\u003c\/li\u003e\n    \u003cli\u003eIf the header is warped\/cracked or sealing surfaces are damaged, replacing the O-ring alone may not stop leaks.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eRelated Products\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=HAXHOR1930\"\u003eHayward HAXHOR1930 Header O-Ring (search)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=HAXNNO1930\"\u003eHayward HAXNNO1930 CPVC Heater Union\/Nipple Kit (search)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=HAXPSA1930\"\u003eHayward HAXPSA1930 Water Pressure Switch Assembly (search)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=silicone%20pool%20lube\"\u003eSilicone O-Ring \u0026amp; Gasket Lubricant (search)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=hayward%20h-series%20heater%20parts\"\u003eHayward H-Series Heater Parts (search)\u003c\/a\u003e\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003chr\u003e\n\n  \u003ch3\u003eMaintenance Tips\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eKeep water chemistry balanced to reduce scale buildup that can damage seals and sealing surfaces.\u003c\/li\u003e\n    \u003cli\u003eInspect for small drips after startup—minor leaks can quickly become heavy leaks and leave mineral deposits that worsen sealing.\u003c\/li\u003e\n    \u003cli\u003eSupport nearby plumbing so heater unions and headers aren’t under constant stress from misaligned pipes.\u003c\/li\u003e\n    \u003cli\u003eIf you open a header for service, replace accessible O-rings during reassembly instead of reusing flattened seals.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n\u003c\/div\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":52589938999612,"sku":"HAXHOR1930","price":19.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/3280\/9276\/files\/hayward-h-series-heater-header-o-ring-haxhor1930-heater-parts-7300030.jpg?v=1772790143","url":"https:\/\/aquapoolsupply.com\/products\/haywardhseriesheaterheaderoringhaxhor1930hpphaxhor1930","provider":"Aqua Pool Supply","version":"1.0","type":"link"}