400-1421D | Waterway Insert Inlet Eyeball Fitting | 3/4" | Black

OEM Waterway Insert Inlet Eyeball Fitting 400-1421D is a precision flow-control component designed for pool and spa circulation systems. Featuring a 1.5-inch connection and a 3/4-inch eyeball opening, this black fitting provides targeted directional flow to eliminate dead zones and improve water distribution. Built from durable, corrosion-resistant materials, it ensures long-lasting performance even in chemically treated environments. Ideal for both retrofit projects and new installations, this fitting enhances circulation system efficiency by promoting balanced, effective water movement.

Highlights

• 1.5" Connection with 3/4" Outlet: Delivers focused directional flow to increase circulation performance in pools and spas.

• Adjustable Eyeball Nozzle: Allows precise control of the water stream to eliminate stagnation and improve system coverage.

• Built for Harsh Conditions: Manufactured from materials that resist corrosion and chemical breakdown in aquatic environments.

• Versatile Installation Use: Compatible with both new setups and upgrades for flexible plumbing integration.

• Boosts Water Circulation: Enhances system operation by promoting consistent water movement and improved flow efficiency.

Includes 

(1) Waterway Insert Inlet Eyeball Fitting | 3/4" | Black | 400-1421D

Additional Info

Find the Right Eyeball Fitting for Return Lines

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Common Search Fixes for Flow and Direction

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Compatibility and Fit Questions

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