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2 inch Spa Hot Tub Heater Split Nut Unions with Screw and Heater Gasket/O-Rings Compatible with Balboa Heater Split Nut (Actual Size 3 Inch, Split Nut for 2 Inch Heater Assemblies)
- Magic 121109025 Pump Union 2.5" Split Nut - amazon.com
2" Spa Hot Tub Heater Pump Union Split Nut with Screw,...
- Magic 121109025 Pump Union 2.5" Split Nut - amazon.com
It is a patented design to end leaking split nuts on heaters. The Uni-Nut® is a one-piece nut that can be tightened by hand and changed in the field by removing a color-coded retainer. The black retainer is generally used on 1-5/8" tube while blue retainers are used on 5.5kW heaters.
Magic Plastics 0121109020 2" FBT Spa or Hot Tub Pump Union Split Nut approximate Size 3 1/16" ID. Visit the Magic Plastics Store. 4.4 618 ratings. Amazon's Choice. 50+ bought in past month. -33% $799.
This Balboa 2-part heater split nut without screws (50086) has an assymetric female thread, and it comes apart into two halves, held together by screws. It is the 2-part nut for the union on either end of a Balboa heater/control box.
2" Spa Hot Tub Heater Pump Union Split Nut with Screw, Heater Gasket and O-Rings for Balboa Gecko (Actual Size 3 Inch, Suitable for 2 Inch Heater Assemblies)
2" Split Pump Union Nut. These 2 inch split pump unions nuts come complete with screws and are perfect for replacing cracked pump union nuts found on hot tubs & spas, these will fit all 2" pump wet end connections.
This 1.5"" heater union assembly fits most 1.5"" flow thru heaters used on spas and hot tubs. HU-FMBT15S Split-Nut Union Assembly includes union tailpiece, 2-piece lock nut with screws, and o-ring to seal up against the heater tube flanged end.
