Aqua Lung Titan RegulatorTitan Regulator Breathe easy, the award winning Titan regulator brings updated design to this perennial favorite while keeping its excellent value. It's a new look with the unchanged light weight, rugged durability, and easy breathing functionality of its predecessors. And it still offers excellent performance and hassle free maintenance. First Stage Features: Balanced Diaphragm. The balanced diaphragm mechanism allows for ease of breathing and