RAID Technical Diving PhilippinesINTRODUCTION

The RAID Deco50 course is a prestige technical diving course, recognized for its uncompromising standards and developing very high student proficiency.

On this course, renown technical diving instructor, Andy Davis delivers world class technical training to the highest possible standards. The course develops the student to normoxic trimix, accelerated decompression, extended range diving.

The course theory is delivered through eLearning, with 6 online manuals, quizzes and exams.  This is supplemented with instructor driven lectures, discussions, scenario case-studies and team debriefs.

The practical aspect course consists of dry land drills, confined water skills practice and 8 intensive training dives (600+ minutes in-water).

The successful graduate is qualified to conduct trimix accelerated decompression dives to a maximum depth of 50m (165ft) with 30 minutes max deco and 1 deco gas.

RAID Deco50 course Philippines


  • Minimum 18 years old.
  • Certified RAID Deep40,  Nitrox and Master Rescue or equivalent
  • Have experience in navigation and night/limited visibility diving
  • 50 hours or 75 dives in open circuit scuba
  • 5 hours logged dive time between 27 and 40m
  • Current, valid CPR and O2 Provider Certification
  • Register for FREE at


The RAID Deco50 course, taught by Andy Davis, reflects the most comprehensive and complete foundational tech course in the industry.

The aim of this course is to provide students with the knowledge, equipment and gas selections, mindset and procedures to empower a very high degree of safety on technical accelerated decompression dives.

Ten reasons why you need this training:

  1. Tuition by a leading, world-renown, technical diving instructor
  2. High-level Fundamental Skills development
  3. Trimix qualification for effective narcosis management
  4. Team Diving protocols and procedures
  5. DIR / Hogarthian equipment principles are applied
  6. Zero compromises on quality and performance
  7. Can be undertaken in sidemount (instructor has 4500+ technical sidemount dives)
  8. Certification from a tech agency associated with high standards and great divers
  9. All skills and dives in neutral buoyancy, horizontal trim (no kneeling or hanging!)
  10. Effective preparation for future technical diving training.

RAID Deco50 Technical Diving Philippines


The Deco50 course is made up of 1 Confined Skills Clinic and 8 Open Water training dives;

Day #1

  • Morning –  Equipment Workshop
  • Afternoon – Confined Water + Physical Stamina Tests

Day #2

  • Morning – Dive #1 – Core Tech Skills – 15m (30ft) to 20m (66ft)
  • Afternoon – Dive #2 – Core Tech Skills – 20m (66ft) to 30m (100ft)

Day #3

  • Morning
    • Dive #3 – Simulated Decompression Dive – 30m (100ft) to 40m (130ft)
    • Dive #4- Simulated Decompression Dive – 30m (100ft) to 40m (130ft)
  • Afternoon – Theory Lectures

Day #4

  • Morning – Dive planning and equipment preparation
  • Afternoon –
    • Dive #5 –  Decompression Dive – 30m (100ft) to 45m (145ft)
    • Dive #6 – Accelerated Decompression Dive – 30m (100ft) to 45m (145ft)

Day #5

  • Morning – Dive planning and equipment preparation
  •  Afternoon –
    • Dive #7 – Accelerated Decompression Trimix Dive – 40m (130ft) to 50m (165ft)
    • Dive #8 – Accelerated Decompression Trimix Dive – 40m (130ft) to 50m (165ft)

All skills developed during this program are  applies cumulatively; so the skills learned on the first dive will be applied on each successive dive. A high standard of mastery is applied throughout the entire program and certification is entirely performance-based.

Please note:

  • The course is strictly performance based, not time-based.
  • You pay for training but must earn the certification
  • Pre-course preparation is STRONGLY recommended (you are welcome to consult with me in advance)
  • Performance requirements for each phase must be satisfied to allow progression and certification.
  • All skills must be completed in neutral buoyancy, horizontal trim and with control in the water
  • The minimum duration quoted for this course assumes students arrive for training with reasonable proficiency in precision buoyancy, trim, control and propulsion skills.
  • Students should be able to demonstrate proficiency in all prerequisite diving skills (Deep40 and Nitrox skills).

Theory Course Content

RAID online eLearning and instructor-driven academic presentations, quizzes, exam and practical skills covering the following topics in detail;

  • Technical Diving Management
  • Diving Physics
  • Diving Physiology
  • Technical Diving Equipment (backmount or sidemount)
  • Electronic Dive Planning Software (Multideco)
  • The Buhlmann ZHL-16C Algorithm
  • Gradient Factors for Dive Planning
  • Gas Management and Selection (Bottom and Deco gasses)
  • Trimix theory and use
  • Technical Diving Culture of Safety


6-7 Days  $1500

Stated cost includes all tuition and instruction from Andy Davis

  • Max 3 per course
  • Scheduled courses will be run even if just one student
  • Discounts available for group booking
  • Private lessons available at 50% surcharge
  • Training in Subic Bay or Anilao, Philippines
  • Other locations available on consultation
  • Courses can be scheduled to meet your requirements
  • 25% non-refundable deposit to confirm attendance on course

Tuition Cost excludes: Course registration fees, as per RAID website. Course facility fees covering tank rentals, nitrox/trimix fills and boat costs as required.  Instructor expenses – split between students.


For more details, or to schedule a course, please CONTACT ME

RAID Dive Courses Philippines