APEKS MTX-RC, Dive RegulatorAPEKS MTX RC Extreme Cold Water Reliability with Adjustable Breathing Comfort Take control of your breathing performance with the MTX RC Regulator, engineered for divers who demand rugged reliability and smooth, effortless airflow in extreme and everyday dive conditions. Designed to maintain stable intermediate pressure and consistent delivery, this regulator helps reduce breathing effort so you can stay focused, calm, and efficient at depth. Built by