Waterway 1" Notched Air Control [1-5/8" HS, 2-3/4" FD] [Grey] (660-3577)

The Waterway 1" Notched Gray Air Control (660-3577) is a top-access airflow regulator for pool and spa jets, designed for durable, reliable control in standard 1" plumbing. It combines a clean, modern notch style with easy service access for routine maintenance.

• Notched face style: Notched cap provides a contemporary look and secure seating within the jet housing.
• Top-access design: Easy, tool-free access for quick adjustments or replacement without draining the system.
• Plumbing size: 1" slip fitting to match common spa plumbing configurations.
• Mounting hole: 1-5/8" mounting hole ensures a precise, compatible fit.
• Face diameter: 2-3/4" face diameter for reliable alignment with standard shells.
• Color: Gray finish to blend with a wide range of spa interiors.
• Brand & part number: Waterway 660-3577, a trusted Waterway Plastics component for pool & spa systems.

Benefits: By pulling air from beneath the shell, this notched air control helps modulate jet air flow for a more personalized massage experience while maintaining a quieter operation. The top-access design minimizes downtime during service or replacement, and its compact 1" slip plumbing fits neatly into typical spa installations. Ideal for replacing worn or failing air controls in existing Waterway-based spa systems, delivering consistent performance and easy maintenance.