Waterway 417-5040B Union Tailpiece | 2" Buttress x 2" Slip

OEM Waterway Union Tailpiece 417-5040B is a precision-molded connector built for 2-inch pool and spa plumbing systems. This tailpiece links 2-inch buttress thread fittings to 2-inch slip-style plumbing and is designed for compatibility with 2-inch and 2.5-inch heater unions. Its durable construction resists chemical damage and high-pressure conditions, making it ideal for long-term use in aquatic environments. Whether used in a new build or a retrofit, this component promotes smooth water movement and ensures dependable, leak-resistant operation.

Highlights

• Buttress Thread to Slip Adapter: Joins 2-inch threaded and slip fittings for a secure and functional plumbing transition.

• Works with Heater Unions: Engineered to pair with 2-inch and 2.5-inch unions used in heating applications.

• Resists Chemical Degradation: Durable material withstands harsh pool environments for extended use.

• Fits Any Installation Type: Reliable choice for new system setups or retrofit plumbing upgrades.

• Improves System Flow Integrity: Helps maintain consistent pressure and flow by reducing the chance of leaks or misalignments.

Includes

(1) Waterway Union Tailpiece | 2" Buttress x 2" Slip | 417-5040B

Additional Info

2" Union Tailpiece for Spa and Pool Plumbing

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Customers Searching for Plumbing Fixes

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Verify Part Use and System Compatibility

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