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🔥 Upgrade your spa’s heart with precision-fit power! 🔧
This 1-piece Spa Hot Tub Heater Split Nut Union set includes a metal split nut with screw and a high-quality O-ring gasket, precisely sized for 2" heater assemblies. Compatible with leading spa heater brands like Balboa and Gecko (excluding LX Heater), it ensures secure, leak-free connections with easy thread alignment. Ideal for professional-grade spa maintenance and upgrades.










| ASIN | B07F3Z6TFL |
| Best Sellers Rank | #175,385 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #4,729 in Pool & Spa Replacement Parts |
| Brand Name | UCEDER |
| Color | White |
| Connector Type | Union |
| Customer Reviews | 4.2 4.2 out of 5 stars (457) |
| Global Trade Identification Number | 06950787225650 |
| Item Weight | 0.11 kg |
| Manufacturer | pool spa part store |
| Manufacturer Part Number | 541 |
| Material Type | Metal |
| Model Number | 541 |
| Number of Packs | 1 |
| Number of Pieces | 2 |
| Set Name | 1 |
| Size | 2 inches |
| Thread Size | 1.5 inches |
| Thread Type | NPT |
| Unit Count | 1 Count |
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