TDI Deco Procedures Instructor

The TDI Deco Procedures Instructor course examines the theory, methods and procedures of planned stage decompression diving. This program is designed as a stand-alone course or it may be taught in conjunction with such TDI courses as TDI Advanced Nitrox Instructor or TDI Extended Range Instructor.

The objective of this course is to train instructors how to plan and conduct a standard decompression procedures course not to exceed a maximum depth of 45 meters / 150 feet.

The most common equipment requirements, equipment set-ups, decompression techniques and decompression mixtures are covered. Students are permitted to utilize enriched air Nitrox (EAN) mixes or oxygen for decompression provided the gas mix is within their current certification level.

  • Physics
  • Physiology
  • Decompression Options
  • Equipment Considerations
  • Dive Tables
  • Dive Computers
  • Dive Planning
  • Procedures
  • Administrative Procedures


  • Minimum age 18
  • Minimum certification of TDI Advanced Nitrox Instructor or equivalent
  • Minimum certification of TDI Decompression Procedures diver or equivalent
  • Provide proof of 150 logged dives
  • Have certified 10 students in SDI Deep Diver or TDI Advanced Nitrox diver or equivalent
  • In order to complete this course, students must:

    • Satisfactorily complete the TDI Decompression Procedures course written examination and be able to adequately explain each answer to a prospective student
    • Demonstrate mature, sound judgment concerning training, dive planning and execution
    • Demonstrate proficiency in every skill required in the TDI Decompression Procedures course
    • Demonstrate proficiency in teaching staged decompression
    • Present at least 1 graded presentation on TDI Decompression Procedures topic

    Course Duration: 4 days, 4 dives


To book this course, a 20% ( ฿4,000 ) deposit is payable now. The balance is due on arrival.