Extended Range

Explore further with advanced diving training, reaching uncharted depths and extended bottom times.

Starting in 2024, Diventures will offer the SSI Extended Range Program in Omaha & Colorado Springs. The XR courses allow you to extend your diving and dive a little deeper, longer or with unique equipment configurations. Enjoy extended bottom times, experience the thrill of diving deep reefs and wrecks, and explore caves.

To get started with Extended Range courses, you must have 24 dives and an Extended Range Total Diving System applicable to the training​.

Ready to Get Started?

Interested in becoming an Extended Range Instructor?

Become an extended range instructor and train divers beyond recreational limits, emphasizing advanced techniques and safety.

What equipment do you want to dive with? This will determine the correct classes for you.

SIDEMOUNT AVAILABLE COURSES

Extended Range Recreational Sidemount Diving
Extended Range Nitrox Diving
Extended Range Wreck Diving
Extended Range Sidemount
Extended Range
Extended Range Cavern Diving
Extended Range Foundations
Technical Extended Range

COURSE DESCRIPTIONS

Extended Range Recreational Diving

Recreational Sidemount Diving

Provides divers with the knowledge and skills needed to safely and comfortably dive with a single- or two-cylinder sidemount equipment configuration​. Recreational sidemount diving is the starting place for all XR divers who want to use sidemount​. This course consists of classroom, pool, and three open water training dives.​

Prerequisites:

  • Open Water Diver certification​
  • Own a Sidemount Extended Range total diving system
Extended Range Sidemount

Extended Range Sidemount

The Extended Range Sidemount program trains you to dive in a sidemount configuration, and the techniques required to use multiple stage cylinders carried for decompression diving efficiently and effectively. You will earn the SSI Extended Range Sidemount certification after completing this program and can then apply that configuration to all other extended range programs.

Prerequisites:

  • Open Water Diver certification​
  • Own a Sidemount Extended Range total diving system
Extended Range Foundations

Extended Range Foundations

The SSI Extended Range Foundations program provides you with an opportunity to improve your skills to a high level using Extended Range Total Diving Systems and procedures. This course is designed to improve your buoyancy, trim and propulsion techniques and give a stable platform from which to improve all of your diving. All in-water sessions are completed in our pool with no open water dives required. The emphasis on in-water training in the Foundations course results in measurable improvements.

This course will get you ready for limited decompression in the Extended Range Nitrox course!

Prerequisites:

  • Open Water Diver certification
  • Recreational Sidemount certification
  • 24 dives
  • Own an Extended Range total diving system applicable to the training
Extended Range Nitrox Diving

Extended Range Nitrox Diving

Provides divers with the training necessary to independently plan and conduct decompression dives to a maximum depth of 130 feet, with gas mixtures up to 100% oxygen, for a maximum accumulated decompression time of 15 minutes​.

This course consists of classroom, pool, and four open water training dives. The open water dives can credit toward training dives 1-4 of Extended Range.

Prerequisites:

  • Open Water Diver Certification
  • Deep Diving Certification
  • Nitrox 40 Certification
  • Recreational Sidemount Certification
  • Extended Range Foundations Certification
  • 24 Dives
Extended Range

Extended Range

Provides divers with the training necessary to independently plan and conduct decompression dives to a maximum depth of 150 feet, with gas mixtures up to 100% oxygen, for a maximum accumulated decompression time of 25 minutes​.

Course Overview:

  • Upgrade option for Extended Range Trimix by completing training dives 5 & 6 on Trimix​
  • Classroom (8 hours), pool (4 hours), and six open water training dives​

Prerequisites:

  • Open Water Diver Certification
  • Deep Diving Certification
  • Nitrox 40 Certification
  • Extended Range Foundations Certification
  • 50 Dives
  • If using Sidemount, must also have Recreational Sidemount Certification

Certification

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

Pre-requisites

  • 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)
Extended Range Wreck Diving

Extended Range Wreck Diving

Provides divers with everything needed to plan and conduct wreck penetration dives within the daylight zone to a maximum of 130 feet. Divers will learn to use specialized wreck diving equipment, gas management concepts, and buddy team skills to safely conduct wreck penetration dives.

Prerequisites:

  • Open Water Diver Certification
  • Extended Range Foundations Certification
  • 24 dives
  • If using Sidemount, must also have Recreational Sidemount certification
Extended Range Cavern Diving

Extended Range Cavern Diving

Provides divers with the knowledge of how to use cavern diving equipment, gas management concepts, and buddy team skills to safely conduct cavern penetration dives within the daylight zone to a maximum depth of 130 feet.

Prerequisites:

  • Open Water Diver Certification
  • Extended Range Foundations Certification
  • 24 dives
  • If using Sidemount, must also have Recreational Sidemount certification

TWINSET AVAILABLE COURSES

Extended Range Foundations
Technical Extended Range
Extended Range Nitrox Diving
Extended Range Wreck Diving
Extended Range
Extended Range Cavern Diving

COURSE DESCRIPTIONS

Extended Range Foundations

Extended Range Foundations

The SSI Extended Range Foundations program provides you with an opportunity to improve your skills to a high level using Extended Range Total Diving Systems and procedures. This course is designed to improve your buoyancy, trim and propulsion techniques and give a stable platform from which to improve all of your diving. All in-water sessions are completed in our pool with no open water dives required. The emphasis on in-water training in the Foundations course results in measurable improvements.

This course will get you ready for limited decompression in the Extended Range Nitrox Course!

Prerequisites:

  • Open Water Diver certification
  • 24 dives
  • Own an Extended Range total diving system applicable to the training
Extended Range Nitrox Diving

Extended Range Nitrox Diving

Provides divers with the training necessary to independently plan and conduct decompression dives to a maximum depth of 130 feet, with gas mixtures up to 100% oxygen, for a maximum accumulated decompression time of 15 minutes​.

This course consists of classroom, pool, and four open water training dives. The open water dives can credit toward training dives 1-4 of Extended Range.

Prerequisites:

  • Open Water Diver Certification
  • Deep Diving Certification
  • Nitrox 40 Certification
  • Extended Range Foundations Certification
  • 24 Dives
Extended Range

Extended Range

Provides divers with the training necessary to independently plan and conduct decompression dives to a maximum depth of 150 feet, with gas mixtures up to 100% oxygen, for a maximum accumulated decompression time of 25 minutes​.

Course Overview:

  • Upgrade option for Extended Range Trimix by completing training dives 5 & 6 on Trimix​
  • Classroom (8 hours), pool (4 hours), and six open water training dives​
  • The open water dives can credit toward training dives 1 and 2 of Technical Extended Range

Prerequisites:

  • Open Water Diver Certification
  • Deep Diving Certification
  • Nitrox 40 Certification
  • Extended Range Foundations Certification
  • 50 Dives

Certification

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

Pre-requisites

  • 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)
Extended Range Wreck Diving

Extended Range Wreck Diving

Provides divers with everything needed to plan and conduct wreck penetration dives within the daylight zone to a maximum of 130 feet. Divers will learn to use specialized wreck diving equipment, gas management concepts, and buddy team skills to safely conduct wreck penetration dives.

Prerequisites:

  • Open Water Diver Certification
  • Extended Range Foundations Certification
  • 24 dives
Extended Range Cavern Diving

Extended Range Cavern Diving

Provides divers with the knowledge of how to use cavern diving equipment, gas management concepts, and buddy team skills to safely conduct cavern penetration dives within the daylight zone to a maximum depth of 130 feet.

Prerequisites:

  • Open Water Diver Certification
  • Extended Range Foundations Certification
  • 24 dives