NAUI Technical Overhead DPV

What will You learn?

The NAUI Technical Overhead DPV Course is to provide the diver with the skills and knowledge needed to gain experience and minimize risks while conducting dives with a Diver Propulsion Vehicle (DPV) in a technical overhead environment; i.e. open water decompression, cave or mine.

NAUI Technical Overhead DPV Course covers basic principles and skills to conduct technical DPV dives. Upon successful completion of this course, graduates are considered competent to plan and execute DPV dives without direct supervision, provided the diving activities and the areas dived approximate those of training.

How to navigate and operate an overhead environment with a DPV with proper bailout and emergency gas supplies for technical cave or shipwreck penetration dives.


Matt decompressing after an extreme exposure trimix dpv dive on the famed shipwreck Andrea Doria

Cave Diver Level 2
Minimum 100 cave dives

Upon request in Florida

Training Agency

Additional Details: 

Similar Skills and Standards as L1 and L2, with the addition of divers being qualified to plan and execute extended penetration cave dives requiring extended decompression. Course focusses on the dive team planning aspects of extended decompression cave diving. Decompression Diving, DPV, Multiple Stage Bottles, Mixed gas diving with Helium based mixes and more. This is the most extreme exposure overhead environment diving course available.

Trimix Scooter Play Time in Lake Erie

Students who have completed NAUI Cave 1 & 2 and who have logged a minimum of 100 cave dives can enroll in Extreme Exposure DPV.

Cost: Please call or email the shop for details

What Gear Will You Need?
Full Technical setup with 2 stages, 1 deco cylinder all rigged and market with appropriate MOD, 2 DPV’s

Where Do I Go From Here?

Here are some popular examples of courses commonly taken by graduates of this course:

  • Trimix Level 1
  • Advanced Trimix
  • Extreme Exposure Trimix
  • Technical Support Leader
  • CCR Diver
  • CCR Cave Diver