Description
Waterway 1.5" Self Aligning Union Assembly (400-3090) Spa Plumbing
Intro
Designed for spa plumbing, the Waterway 1.5" Self Aligning Union Assembly (model 400-3090) provides a dependable, easy-to-install connection between slip-fit pipes. The self-aligning collar guides ends into alignment as you tighten, reducing misalignment and leaks. Built from durable PVC, it resists hot-tub chemicals and high temperatures, delivering long service life. This Waterway union is ideal for hot tub repairs or retrofits.
List of Features
- Self-aligning design ensures quick, accurate alignment, reducing installation time and misfits in cramped spa spaces.
- 1.5" slip connections match common spa plumbing, simplifying retrofit and compatibility with Waterway 400-3090 systems.
- Durable PVC construction resists chemical attack and heat, delivering long service life in hot tubs.
- Easy-to-torque union nut hand-tightening design enables tool-free assembly and fast service.
- Leak-resistant seal uses robust gaskets and tight tolerances for dependable performance under pressure.
- Low-maintenance replacement part simplifies routine spa maintenance and component swaps.
Final Thoughts
When you need a reliable, easy-to-install spa union, the Waterway 1.5" Self Aligning Union Assembly (400-3090) is a smart choice. It minimizes downtime, supports a stable seal, and extends system life. Add this Waterway part to your hot tub toolkit and enjoy smoother maintenance—order today.














