• Technical Extended Range

Technical Extended Range

Provides divers with the training necessary to independently plan and conduct two-gas switch, multiple-stop decompression dives to a maximum depth of 165 feet, with gas mixtures up to 100% oxygen​. Course consists of class, pool and six open water training dives.



  • Open Water Diver certification
  • Deep Diving certification
  • Nitrox 40 certification
  • Extended Range Foundations certification
  • Extended Range, Full Cave Diving, or Technical Wreck Diving certification (or an equivalent from a recognized training agency)
  • 70 dives
  • 20 dives deeper than 100 feet
  • 10 dives requiring staged decompression with at least one (1) gas switch (not including training dives)                                                                               
  • If using sidemount, must also have Recreational Sidemount certification



  • Certification upgrade available to trimix if the final two dives are done using trimix.


Does Not Include

  • Travel or fees associated with the dive center where training will occur
  • Gas prices (nitrox or trimix) are an additional fee.


Medical Clearance

Each student participating in Extended Range training must provide a Medical Participant Questionnaire, approved and signed by a licensed medical practioner based on a diving medical examination and dated within one year of the training completion date, prior to any in-water activity. This form will be sent to you following registration and needs to be completed prior to your first session, including physician approval. If you do not receive medical clearance from your physician for whatever reason, then we will issue a full refund for the course.


Undecided Dates or Private Course

Don't have a date in mind, or want to schedule a private lesson?  No problem!  Select one of our 'Dates Undecided' courses below and a team member will reach out to get you scheduled.


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