The F.A.S. 1" Top Access A/C Notched Style Assembly, part 660-3577, is a compact, user-friendly air control valve designed to regulate airflow to spa jets. Its top-access, notched style design allows for easy adjustment and reliable performance in a variety of spa systems.

Specifications:

• Brand: Waterway Plastics
• Top-access design allows convenient adjustment from above the spa surface
• Notched style control for precise, incremental airflow settings
• 1" air control connection for standard 1-inch plumbing systems
• Durable construction resistant to heat, moisture, and spa chemicals
• Part no. 660-3577

Returns & installation: Confirm your plumbing uses a 1" air control connection before ordering, as plumbing parts are non-returnable once installed.

FAQ

Q: How do I know if I need this part?
A: A stuck, cracked, or hard-to-turn air control valve is a common reason to replace it.

Q: Will this fit any spa?
A: Confirm your plumbing uses a standard 1" air control connection before ordering.