{"product_id":"heater-split-nut-415-4051","title":"Heater Split Nut 415-4051","description":"\u003cp\u003eThis Waterway heater split nut (415-4051) is a critical replacement component for spa heating systems, designed to secure heater unions and maintain watertight connections in your hot tub's plumbing assembly. The 1-1\/2\" FBT (female buttress thread) black split nut ensures proper alignment and sealing of heater connections, preventing costly leaks and maintaining optimal heating performance in compatible Waterway heating systems.\u003c\/p\u003e\u003cp\u003eEngineered to OEM specifications, this genuine Waterway split nut delivers the exact fit guaranteed you need for reliable repairs. We ship same-day from our Canadian warehouse and back every part with our comprehensive 1-year warranty, giving you confidence in your spa maintenance investment. Note that screws are sold separately for this split nut assembly. Always verify thread size and compatibility with your existing heater union before installation to ensure proper fit and seal integrity.\u003c\/p\u003e\n\u003c!-- p11:start --\u003e\u003cdiv class=\"related-links\"\u003e\n\u003ch2\u003eRelated parts \u0026amp; guides\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/product\/heater-split-nut-0121108015\"\u003eHeater Split Nut 0121108015\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/product\/heater-split-nut-012110802\"\u003eHeater Split Nut 012110802\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/product\/heater-split-nut-0121108025\"\u003eHeater Split Nut 0121108025\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collection\/plumbing-seals\"\u003eSee all Plumbing \u0026amp; Seals\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/pages\/knowledge\/why-your-hot-tub-jets-are-weak\"\u003eWhy your hot tub jets are weak\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c!-- p11:end --\u003e","brand":"Waterway","offers":[{"title":"Default Title","offer_id":50249030959461,"sku":"415-4051","price":11.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0883\/2162\/2373\/files\/heater-split-nut-415-4051-415-4051-1_a83b4b77-ee25-43d3-84e6-ddfb00645aa8.jpg?v=1779741600","url":"https:\/\/checkout.bubblessupply.com\/products\/heater-split-nut-415-4051","provider":"Bubbles Supply","version":"1.0","type":"link"}