AST-1St. Stage Dry System -DIN

Mares AST 1st Stage Dry System – DIN – Automatic Sealing and Regulator Protection

The Mares AST 1st Stage Dry System – DIN offers advanced protection for your regulator by keeping the first stage completely dry when not connected. Featuring Mares’ innovative Auto Sealing Technology (AST), this system automatically closes the first stage inlet, preventing dust, water, and debris from entering — ideal for both cold-water and tropical diving environments.

• AST (Auto Sealing Technology) – Automatically seals the regulator first stage when disconnected, preventing moisture or contaminants from entering.
• Dry System Design – Keeps internal mechanisms isolated, maintaining consistent airflow and extending regulator life.
• DIN Connection Compatibility – Designed for regulators with a DIN fitting, ensuring a secure and watertight seal.
• Durable and Corrosion-Resistant – Built from premium materials for reliability in both fresh and saltwater environments.
• Ideal for All Dive Conditions – Protects against freeze-ups, corrosion, and wear, ensuring dependable regulator performance.

Extend the life of your gear and dive with confidence using the Mares AST 1st Stage Dry System – DIN. Available now at Scuba School of America.