{"product_id":"heater-split-nut-0121108025","title":"Heater Split Nut 0121108025","description":"\u003cp\u003eThis Magic Plastics heater split nut (part #0121108025) is a crucial union component designed for spa and hot tub heating systems requiring a 2-1\/2\" FBT connection with large flange configuration. This OEM replacement part ensures secure, leak-free connections between heater manifolds and plumbing lines, maintaining proper water flow and system pressure in your spa's heating circuit.\u003c\/p\u003e\u003cp\u003eBuilt to Magic Plastics' exact specifications, this split nut delivers the precise fit your spa needs to restore optimal heating performance. At Bubbles Supply, we guarantee an exact fit for your application and back every part with our comprehensive 1-year warranty. Most orders ship same-day, getting your spa back to perfect operating condition fast. Always verify your existing heater union measurements and connection type before installation to ensure proper fitment.\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-415-4051\"\u003eHeater Split Nut 415-4051\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":"Magic Plastics","offers":[{"title":"Default Title","offer_id":50249018442085,"sku":"0121108025","price":18.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0883\/2162\/2373\/files\/heater-split-nut-0121108025-0121108025-1_9cbaea47-507a-4908-b733-4e79b2d08226.jpg?v=1779740862","url":"https:\/\/checkout.bubblessupply.com\/products\/heater-split-nut-0121108025","provider":"Bubbles Supply","version":"1.0","type":"link"}