Installed behind the spa wall, this body connects to both air and water lines and supports the jet nozzle that delivers the hydrotherapy effect. It is designed for reliable performance, proper flow balance, and long-term durability in spa environments.

This is a genuine Hayward replacement part, suitable for both new installations and repairs.

Key Features

• Jet‑Air III body assembly for Hayward spa systems
• 1.5″ air and 1.5″ water slip connections
• Includes bulkhead fitting and gasket for watertight installation
• Supports balanced air and water flow for hydrotherapy performance
• Compatible with interchangeable Jet‑Air III nozzles
• Durable construction for long-term use in spa environments

Compatibility

Designed for:

• Hayward Jet‑Air III hydrotherapy jet systems

Works with:

• Jet‑Air III jet nozzles (sold separately)
• Standard 1.5″ air and water plumbing

Not compatible with non-Hayward jet systems.

What’s Included

• Jet body assembly
• Bulkhead fitting
• Gasket

(Jet nozzle not included)

How It Works

The jet body is installed through the spa shell using the included bulkhead fitting and gasket to create a watertight seal.

• Air and water lines connect to the rear ports
• A Jet‑Air III nozzle installs on the front
• Combined air and water flow creates the hydrotherapy action

The Jet‑Air III system allows interchangeable nozzles, giving flexibility in jet style and performance.

Installation Notes

• Designed for 1.5″ slip (socket) plumbing connections
• Installs through the spa wall using the included bulkhead fitting
• Requires a compatible Jet‑Air III nozzle to complete the assembly

Confirm plumbing size and jet series before ordering to ensure compatibility.

Technical Resources

• Hayward Jet‑Air III Owner’s Manual (PDF)
• Jet-Air III system diagrams and parts breakdowns

(Review installation instructions before installing or replacing components.)