{"product_id":"zodiacjandyuniversalhalfunionkitr0522900jndr0522900","title":"Zodiac Jandy Universal Half Union Kit | R0522900","description":"\u003cdiv\u003e\n\u003ch1\u003eZodiac R0522900 Universal Half-Union Kit\u003c\/h1\u003e\n\u003cp\u003ePart # R0522900 — a replacement half-union assembly for select Zodiac \/ Jandy pool and spa equipment. This union helps ensure a secure, leak-free connection for filtration systems, pumps, and heaters where compatible plumbing is required.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e“Universal-fit” design compatible with many Zodiac\/Jandy systems.\u003c\/li\u003e\n\u003cli\u003eIncludes union nut and O-ring\/gasket for reliable sealing.\u003c\/li\u003e\n\u003cli\u003eDesigned to resist pool chemicals and normal wear for long-lasting performance.\u003c\/li\u003e\n\u003cli\u003eSuitable for cartridge filters, D.E. filters, and compatible heater or pump plumbing connections when plumbing specs match.\u003c\/li\u003e\n\u003cli\u003eEasy to install — replaces existing union without major plumbing modifications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTypical Applications\u003c\/h2\u003e\n\u003cp\u003eUsed when an existing union is cracked, leaking, stripped, or no longer seals properly. Also useful as a preventive maintenance item when servicing filters, heaters, or pumps to ensure connections remain watertight.\u003c\/p\u003e\n\u003ch2\u003eInstallation \u0026amp; Compatibility Notes\u003c\/h2\u003e\n\u003cp\u003eShut off pump power and relieve system pressure before servicing. Drain water from the plumbing line. Remove the old union components and clean mating surfaces thoroughly. Install the new union nut and O-ring\/gasket kit, tighten by hand (avoid over-tightening), then restore circulation and check for leaks under pressure.\u003c\/p\u003e\n\u003ch2\u003eWhy Choose This Union Kit?\u003c\/h2\u003e\n\u003cp\u003eThe R0522900 kit provides a cost-effective way to restore or maintain sealing integrity in older or worn systems without replacing entire valves or filter assemblies. Its universal-fit design accommodates multiple filter and heater families, offering flexibility and convenience for pool maintenance.\u003c\/p\u003e\n\u003ch2\u003eMaintenance Tips\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eInspect union nut and O-ring annually for wear or cracking — replace if seal appears compromised.\u003c\/li\u003e\n\u003cli\u003eEnsure sealing surfaces are clean and free of debris before installing a new union to prevent leaks.\u003c\/li\u003e\n\u003cli\u003eHand-tighten only; overtightening can damage threads or deform sealing surfaces.\u003c\/li\u003e\n\u003cli\u003eKeep a spare union kit on hand — saves time when quick repairs are needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Jandy","offers":[{"title":"Default Title","offer_id":52335982772540,"sku":"R0522900","price":35.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/3280\/9276\/files\/zodiac-jandy-universal-half-union-kit-r0522900-pool-filter-parts-2498515.jpg?v=1764772326","url":"https:\/\/aquapoolsupply.com\/products\/zodiacjandyuniversalhalfunionkitr0522900jndr0522900","provider":"Aqua Pool Supply","version":"1.0","type":"link"}