This program provides the knowledge and experience required to independently plan and conduct limited decompression dives to a maximum depth of 40 meters, using nitrox mixtures up to 50%. This entry-level program introduces you to the Extended Range training techniques and skills, and can be completed wearing a standard singlecylinder equipment configuration. You will earn the SSI Extended Range Nitrox Diving certification after completing this program.


Minimum Age: 16

Certification Prerequisites: Deep Diving certification

Enriched Air Nitrox 40% certification

24 logged Dives

Academic Sessions: 1

Pool/Confined Water Sessions: 2

Open Water Dives: 4

Maximum Training Depth: 40 meters / 130 feet

Specialized Equipment: Recreational Gear or Twin Set

Extended Range Nitrox

  • At Tank'd Scuba, we customize training schedules that work best for you. After purchasing this course, please call Janean or Cindy to schedule your training dates. Janean (806)239-3408 Cindy (806)438-3345