Description
Waterway 1-1/2" Union Assembly Short 400-4010 Spa Plumbing
Intro
Designed for spa owners and repair technicians, the Waterway 1-1/2" Union Assembly Short (model 400-4010) delivers a dependable slip-to-slip connection for hot tub plumbing. Its compact length is engineered to fit in tight spaces without sacrificing a secure seal or reliable water flow. As a Waterway part, it embodies the brand's commitment to durable spa components that withstand regular cycling, chemical exposure, and routine maintenance. This replacement union is ideal for restoring leak-free performance in aging systems.
List of Features
- 1-1/2" Slip X 1-1/2" Slip connection for standard spa piping—ensures compatibility with Waterway systems.
- Short overall length fits in tight spa cabinets, reducing installation clearance and service time.
- Slip-fit design allows quick alignment and straightforward replacement without major rework.
- Waterway-built durability withstands regular water chemistry cycles and continual operation.
- Specifically matches Waterway 400-4010 specifications for seamless replacement.
- Ideal for hot tubs and spas, helping maintain reliable flow and leak-free performance.
Final Thoughts
With its precise fit and Waterway-grade durability, this short union minimizes leaks and service downtime in compact spa installations. It’s the dependable choice for replacing aging unions and restoring steady water flow. Add to cart now to complete your spa repair with confidence.











