Here is the most common and popular Spa and Hot Tub 2" Split Nut Heater Union, used all 2" Heater Assemblies made by Balboa, Gecko, Hydro-Quip, Spa Builders, Correct-Tech, Applied Computer Controls and many others. When ordering, important to know, that threads meaure approximately 3" on any 2" Split Nut. Purchase more than one split nut and receive an extra 5% discount on these split nuts. As always the shipping is Free, just a one time $4.95 Handling Fee.
****** Important Note ****** Actual Thread Measurements on ANY 2" Split Nut is approximately 3"