Description
This heater tailpiece features dual connection options: 2 1/2″ male buttress thread on one end and 2″ slip fitting on the other, designed for spa and hot tub heating systems.
Precise measurements: The male buttress threaded end spans approximately 3 5/8″ from edge to edge, while the slip connection side has an inside diameter of roughly 2 3/8″.
Technical Specifications:
- Component Type: Heater Union Tailpiece
- Primary Connection: 2 1/2″ Male Buttress Thread (mbt)
- Secondary Connection: 2″ Slip (s)
- Threaded End Outer Dimension: Approximately 3 5/8″
- Slip End Inner Diameter: Approximately 2 3/8″
This tailpiece works with standard 2 1/2″ spa heater union gaskets for proper sealing and installation.









