NuWhirl (HydraBaths) Pump Union 1.5in  (601102)
HydraBaths Pump Union Compression Fitting Complete 1-1/2" Slip with o-ring
- If you have a HydraBaths pump you MUST use these unions as the replacement - no other unions will work on their pumps.
- This pump union has shorter threads that other pump unions do not have.
- You cannot use a standard pump union on the HydraBaths pumps or the NuWhirl pumps.