M1 Regulator – Reliable, Smooth Breathing in Demanding Conditions Step into proven performance with the M1 Regulator from Atomic Aquatics. A balanced, environmentally sealed first stage pairs with a refined second stage to deliver consistent airflow in cold, warm, or silty water—ideal for local diving, travel, and training with Aquatic Sports. Balanced, Sealed First Stage – Stable air delivery from full tank to reserve while helping keep contaminants out. Precision Breathing Controls – User adjustments let you fine tune inhalation effort and manage surface freeflow. Comfortable Second Stage – Compact body and soft mouthpiece help reduce jaw fatigue on long dives. Clean Hose Routing – Multiple LP and HP ports support streamlined configurations for gauges and alternates. Durable Build – Corrosion-resistant materials stand up to boat decks, rinse tanks, and frequent travel.