Description
Waterway 2 Inch Pump Union Assembly 400-5670 for Spa
Intro
Upgrade your spa’s pump connections with Waterway’s 2 Inch Pump Union Assembly (part 400-5670). This durable union delivers a secure, leak-resistant link between your pump and plumbing, featuring a 2" union nut, a 2" slip tailpiece, and an integrated O-ring with gasket. Built to endure hot tub conditions, it enables quick service and reliable seals, keeping your spa running smoothly between maintenance sessions.
List of Features
- 2" Union Nut with 2" Slip Tailpiece: Standard-size connection for common spa pump outlets.
- O-ring and gasket included: Ensures a reliable, watertight seal against leaks.
- Durable Waterway construction: Withstands heat, chemicals, and vibration typical of hot tubs.
- Tool-free installation: Hand-tighten design for fast pump swaps and minimal downtime.
- Direct-fit replacement: Aligns with Waterway 400-5670 assemblies for easier repairs.
Final Thoughts
This Waterway union assembly offers a dependable, hassle-free path to long-term spa reliability: a tight seal, simple troubleshooting, and compatible design that fits standard 2" piping. Ideal for DIY spa projects and service pros alike, it minimizes downtime and protects your investment. Add this direct-fit replacement to your cart now and keep your hot tub ready for every soak.












