{"product_id":"aladdin-ro-kit-321-hayward-pro-series-plus-sand-filter-ro-kit321","title":"Aladdin RO-KIT 321 [Hayward Pro Series Plus Sand Filter] (RO-KIT321)","description":"\u003cdiv\u003e\n\u003ch1\u003eAladdin RO-KIT 321 | Hayward Pro Series Plus Sand Filter O-Ring Kit (RO-KIT321)\u003c\/h1\u003e \u003cp\u003eKeep your Hayward Pro Series Plus sand filter performing at its best with the Aladdin RO-KIT 321. This complete O-ring replacement kit is designed for quick, reliable maintenance by pros and DIYers alike.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eIncluded O-Rings\u003c\/b\u003e: O-27 Air Relief Valve O-Ring, O-263 Valve Lid O-Ring, O-384 Tank Lid O-Ring, and G-382 Drain Cap Gasket — all the essential seals in one package.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCompatibility\u003c\/b\u003e: Specifically formulated for Hayward Pro Series Plus Sand Filter models listed (S-164T, S166T, S140T, S220T, S244T, S144T, S310T, S180T, S210T, S311X, S311SXV, S360SX, S210S, S220S, S244S, S310S).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eAll-in-One Convenience\u003c\/b\u003e: Designed to simplify maintenance with a single kit, eliminating the need to source individual O-rings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLubricants Included\u003c\/b\u003e: Includes Aladdin’s Magic Lube (PTFE-based sealant\/lubricant with USDA H-1 rating) or Magic Lube II (silicone) to ease installation and extend seal life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTrusted Brand\u003c\/b\u003e: From Aladdin Equipment Company, a 65+ year legacy in pool and spa parts, renowned for durable gaskets, o-rings, and maintenance solutions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaintenance-Ready Design\u003c\/b\u003e: Perfect for quick filter servicing to prevent leaks and keep sand, cartridge, or DE filters operating efficiently.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThe RO-KIT 321 is more than a parts bundle—it’s a practical maintenance solution that helps protect your filtration system from common leak points. Replacing aging O-rings at the air relief, tank lid, and drain cap connections preserves proper suction, improves backwashing efficiency, and minimizes downtime. With the included Magic Lube, installation is smoother, seals seat evenly, and long-term performance is enhanced. Ideal for pool owners, service professionals, and DIY enthusiasts who value dependable, straightforward upkeep.\u003c\/p\u003e\n\u003cspan class=\"bspotext8b\"\u003e\nAladdin RO-KIT 321 [Hayward Pro Series Plus Sand Filter] (RO-KIT321)\u003cbr\u003e\n(S-164T, S166T, S140T, S220T, S244T, S144T, S310T, S180T, S210T, S311X, S311SXV, S360SX, S210S, S220S, S244S, S310S) \u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003cspan class=\"bspotext9b\"\u003e\nFilter O-Ring (RO) Kit Includes:\u003cbr\u003e\u003c\/span\u003e \u003cul\u003e\n\u003cspan class=\"bspotext8n\"\u003e \u003cli\u003e1 of O-27 Air Relief Valve O-Ring\u003c\/li\u003e\n\u003cli\u003e1 of O-263 Valve Lid O-Ring\u003c\/li\u003e\n\u003cli\u003e1 of O-384 Tank Lid O-Ring\u003c\/li\u003e\n\u003cli\u003e1 of G-382 Drain Cap Gasket\u003c\/li\u003e \u003c\/span\u003e\n\u003c\/ul\u003e \u003cbr\u003e\u003cbr\u003e\n\u003cspan class=\"bspotext8n\"\u003e\nAladdins Filter O-Ring Kits are the quick and easy way to service Cartridge, Sand and DE Filters. Aladdin has identified the parts needed to replace the O-ring seals in the most popular applications and packaged them together in one complete kit. Each kit also contains a package of Aladdins Magic Lube - the PTFE-based sealant\/lubricant with the USDA H-1 rating for environmental safety or Magic Lube II - Silicone for valve kits. \u003cbr\u003e\n\u003cbr\u003e\u003cbr\u003e\n\u003cspan class=\"bspotext9b\"\u003e \u003ctable border=\"0\" cellpadding=\"5\" cellspacing=\"5\"\u003e\n\u003ctr\u003e\n\u003ctd width=\"60%\"\u003e\n\u003cspan class=\"bspotext12h\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003eWHY USE ALADDIN EQUIPMENT PRODUCTS?\u003c\/span\u003e\u003cbr\u003e\u003c\/span\u003e \u003c\/td\u003e\n\u003ctd width=\"15%\"\u003e \u003cbr\u003e\n\u003c\/td\u003e \u003ctd width=\"25%\" valign=\"top\"\u003e \u003c\/td\u003e \u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"3\"\u003e\n\u003cp\u003e\u003cspan class=\"bspotext8n\"\u003e Aladdin Equipment Company is proud to be serving the pool and spa industry for over 65 years. Aladdin manufactures the most extensive line of baskets, gaskets and o-rings in the industry. Together with their Aladdin exclusive Magic Lube, PSR Seal, WorldPool Cartridges, and Go-Kits, they have carved out a name as the industry leader for more than six decades.\u003cbr\u003e\n\u003cbr\u003e\nBath \u0026amp; Spa Parts Online is proud to say that we have carried and sold the Aladdin products since our inception in the Bath \u0026amp; Spa industry in the early 1980's. Aladdin has been committed to providing quality products for more than 65 years, and that commitment continues today. If you have any questions about their product line, please feel free to ask us. We carry the complete line of their products!\u003cbr\u003e\n\u003cbr\u003e\u003cbr\u003e \u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/span\u003e\u003c\/span\u003e \u003cbr\u003e \u003ctable border=\"0\" cellpadding=\"5\" cellspacing=\"5\"\u003e\n\u003ctr\u003e\n\u003ctd width=\"60%\"\u003e\n\u003cspan class=\"bspotext12h\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003eWHY USE ALADDIN EQUIPMENT PRODUCTS?\u003c\/span\u003e\u003cbr\u003e\u003c\/span\u003e \u003c\/td\u003e\n\u003ctd width=\"15%\"\u003e \u003cbr\u003e\n\u003c\/td\u003e \u003ctd width=\"25%\" valign=\"top\"\u003e \u003c\/td\u003e \u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"3\"\u003e\n\u003cp\u003e\u003cspan class=\"bspotext8n\"\u003e Aladdin Equipment Company is proud to be serving the pool and spa industry for over 65 years. Aladdin manufactures the most extensive line of baskets, gaskets and o-rings in the industry. Together with their Aladdin exclusive Magic Lube, PSR Seal, WorldPool Cartridges, and Go-Kits, they have carved out a name as the industry leader for more than six decades.\u003cbr\u003e\n\u003cbr\u003e\nBath \u0026amp; Spa Parts Online is proud to say that we have carried and sold the Aladdin products since our inception in the Bath \u0026amp; Spa industry in the early 1980's. Aladdin has been committed to providing quality products for more than 65 years, and that commitment continues today. If you have any questions about their product line, please feel free to ask us. We carry the complete line of their products!\u003cbr\u003e\n\u003cbr\u003e\u003cbr\u003e \u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e","brand":"Aladdin Equipment Co.","offers":[{"title":"Default Title","offer_id":40241206525994,"sku":"RO-KIT321","price":22.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/4014\/1354\/products\/Aladdin_Logo_e0b77e03-3d0d-483c-a5d2-2fd0f2026d64.jpg?v=1769976028","url":"https:\/\/bathparts.com\/products\/aladdin-ro-kit-321-hayward-pro-series-plus-sand-filter-ro-kit321","provider":"Bath \u0026 Spa Superstore","version":"1.0","type":"link"}