Hayward SP1421D HydroStream Insider Fitting – ¾″ Opening, 1½″ Slip Thread
The Hayward SP1421D is a directional flow Insider fitting designed for in-ground pool systems. It features a ¾″ an adjustable eyeball opening and a 1½″ slip-in body for easy installation into existing piping.
Key Features
- ¾″ adjustable eyeball opening to direct water flow for optimal circulation.
- 1½″ slip-in body for straightforward installation into existing PVC lines.
- White finish to match standard pool fittings and maintain aesthetics.
- Durable ABS construction built to withstand pool water and chemical exposure.
Technical Specifications
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Part Number: SP1421D
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Opening Size: ¾″ eyeball opening
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Thread/Body Size: 1½″ slip-in connection
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Material: ABS plastic
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Finish/Color: White
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Application: In-ground pool return/jet fitting to control water direction
Installation & Compatibility Notes
Before installing, shut off the pool pump and relieve any pressure in the return line. Remove the old fitting, clean the pipe end and apply appropriate primer and cement if required. Insert the new SP1421D fitting, align the eyeball to desired direction, and allow cement to cure before restoring circulation. After startup, verify the jet direction and adjust the eyeball as needed for optimal surface flow and return circulation.
Maintenance Tips
- Inspect the eyeball fitting periodically—if you notice reduced flow, cracking or deformation, replace the fitting.
- Ensure the eyeball remains locked in position to maintain proper water circulation across the pool surface.
- Keep a replacement fitting in your parts inventory to support fast swaps during service calls.
Why Choose This Fitting?
For pool service professionals, equipment retailers or homeowners looking for a reliable and direct-fit solution, the Hayward SP1421D HydroStream Insider Fitting offers a functional upgrade with its adjustable eyeball, standard connection size and trusted brand. Stocking this part helps save installation time and reduce downtime for your pool clients or own system.
