O2ptima Mixed Gas Diluent Decompression

This is the intermediate level certification course for divers wishing to utilize a closed circuit rebreather (CCR) for mixed gas diving. The objective of the course is to train divers in the benefits, hazards and proper procedures for mixed gas diving on the unit specific CCR, utilizing a mixed gas diluent containing 16 percent or greater oxygen, and to develop intermediate CCR diving skills appropriate to technical diving to a maximum depth of 60 metres / 200 feet.

Classroom

Students in this course will review the following topics:

• Gas Physiology
• Formula Work
• Dive Tables
• Dive Computers
• Dive Planning
• Equipment Maintenance

Open Water Dives

Students will complete a minimum of 360 minutes open water training to be completed over a minimum of 6 dives including 1 equipment configuration and drills practice air diluent dive to a maximum 40 metres / 130 feet

Course Options

This course is offered on a regular basis.

Prerequisites and Requirements

Students must have the following for class:

• Student must be 18 years of age
• Student must have a minimum of 50 rebreather hours distributed over a minimum of 50 dives. 50 percent of these dives must be deeper than 66 ft.
• Student must have completed and qualified the TDI Air Diluent Decompression Procedures Rebreather course or equivalent.
• TDI student folder on file
• Diversions' Student Agreement on file
• All knowledge reviews completed
• Student must have a copy of TDI's Diving Rebreathers manual
• Please review the technical diving gear list for gear requirements for this course

Course Fees

Please contact us for the most current pricing. Course fees do not include books, gases, sorb, or certification card.

Course Availability

Courses are offered on a regular basis and upon request. Please review our calendar and then contact us.