ATIE Pool Spa SP1421D Inside Fitting – Adjustable 3/4-Inch Eyeball, 1-1/2-Inch Slip | Hayward SP1421D Replacement (5 Pack)

Upgrade your pool and spa jets with the ATIE SP1421D Inside Fitting

When maintaining a pool or spa, the ATIE SP1421D Inside Fitting offers a practical, adjustable solution. This component sits inside a 1.5-inch PVC pipe and features a 3/4-inch adjustable eyeball, allowing you to direct the water flow with ease. The white finish blends with most plumbing, delivering a clean, unobtrusive look once installed. Sold as a 5-pack, this fitting is positioned as a replacement option for the Hayward SP1421D, designed to align with existing footprint and path for straightforward retrofits.

Think of this fitting as a modular upgrade for jet control—compact, reliable, and ready when you need to refresh or customize a jet line in your pool or spa. While results depend on your specific setup, the adjustable eyeball can open possibilities for directing water flow more precisely, contributing to a more personalized experience without overhauling your system.

Key features at a glance

• Hydrostream insider fitting with a three-quarter-inch adjustable eyeball to tailor jet direction
• Fits into 1.5-inch PVC pipe (1.5-inch slip) for a simple retrofit
• Replacement option for Hayward SP1421D, enabling a familiar upgrade path
• White color provides a clean, consistent look in pool and spa installations

Why consider this upgrade

Replacing a worn jet fitting can restore control over where water flows from your jets. The adjustable eyeball lets you aim the stream more accurately, potentially enhancing comfort and user experience. The 1.5-inch slip design simplifies installation, and the five-pack gives you ready replacements for multiple jets or future maintenance needs.

What’s in the package

• Five SP1421D-compatible inside fittings with white finish
• Replaceable jet eyeball and compatible hardware for consistent performance

Real-life usage notes

In practical use, owners and technicians may enjoy the ability to swap in a like-for-like component to refresh jet performance. The adjustable eyeball offers a path to customization without replacing entire jet assemblies, supporting routine maintenance and flexible design tweaks.

Designed for compatibility with standard 1.5-inch PVC piping and aligned with Hayward’s SP1421D footprint, the ATIE SP1421D inside fitting is a practical option when you value adjustable flow control, easy retrofit, and a dependable replacement component for pool or spa jets.