Even with the best laid dive plans, there are times you encounter conditions beyond your control. The Oceanic Delta 4.2 is one hot new regulator ready to take on all challengers with improved performance, new features, improved styling, and the new FDX-10 First Stage featuring our exclusive Dry Valve Technology (D.V.T.) Features of the Oceanic Delta 4.2 regulator include:

• Now with inline ball swivel for reduced jaw fatigue and comfort
• Diver adjustable inhalation effort. Our Patented Dynamic Adjustment automatically maintains inhalation effort throughout the dive.
• Adjustable Venturi Switch (A.V.S.) for simple Dive/Pre-Dive Adjustment
• Paired with the new FDX-10 Balanced Diaphragm regulator featuring Oceanic's exclusive D.V.T. (Dry Valve Technology) that helps put an end to flooded regulators without sacrificing performance! D.R.T. is a revolutionary regulator technology designed to automatically eliminate moisture and contaminants from entering your first stage even if the dust cap is left off eliminating corrosion of critical internal components, bacteria, internal hose deterioration and damaged gauges and computers