AST-1St. Stage Dry System -INT

Mares AST 1st Stage Dry System – INT – Enhanced Protection for Your Regulator

The Mares AST 1st Stage Dry System – INT provides advanced protection for your regulator’s first stage, keeping internal components dry and free from contaminants. Designed with Mares’ Auto Sealing Technology (AST), it automatically seals the system when disconnected, preventing dust, salt, and moisture from entering — ideal for both recreational and professional divers.

• AST (Auto Sealing Technology) – Automatically seals the first stage inlet when not connected, protecting against moisture and contamination.
• Dry Chamber Design – Keeps internal parts isolated from water, ensuring consistent regulator performance and extended lifespan.
• Easy INT Compatibility – Designed for regulators with yoke (INT) fittings, providing a perfect fit and simple installation.
• Durable Construction – Built from corrosion-resistant materials for reliable performance in all environments.
• Ideal for Maintenance and Longevity – Extends regulator life by reducing the risk of internal corrosion or freeze-ups.

Protect your gear and ensure flawless breathing performance with the Mares AST 1st Stage Dry System – INT. Available now at Scuba School of America.