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TDI Diving Courses – Overview

Technical Diving International (TDI) offers internationally recognized training programs for divers and support personnel involved in technical and mixed-gas diving. Courses emphasize safety, accuracy, and industry best practices.

Depth limits are maximum certification levels. Course duration may vary based on experience and local conditions.

TDI Intro to Tech

  • Duration: 2–3 days
  • Maximum Depth: 30 m / 100 ft
  • 28,000 php

Foundational technical diving course focusing on equipment configuration, buoyancy, trim, propulsion, and skills.

TDI Advanced Nitrox Diver

  • Duration: 3–4 days
  • Maximum Depth: 40 m / 130 ft
  • 30,000 php

Training in the use of enriched air nitrox up to 100% oxygen for decompression, without helium.

TDI Decompression Procedures Diver

  • Duration: 3–4 days
  • Maximum Depth: 45 m / 150 ft
  • 30,000 php

Planned staged decompression diving using a single decompression gas.

TDI Advanced Nitrox & Decompression Procedures

  • Duration: 5–6 days
  • Maximum Depth: 45 m / 150 ft
  • 53,000 php

Comprehensive technical decompression training using nitrox and oxygen

TDI Extended Range Diver

  • Duration: 4–5 days
  • Maximum Depth: 55 m / 180 ft
  • 53,000 php

Deep air diving with limited decompression and advanced dive planning.

TDI Trimix Diver

  • Duration: 5–6 days
  • Maximum Depth: 60 m / 200 ft
  • 53,000 php

Use of helium to reduce narcosis and additional planning to 60M..

TDI Advanced Trimix Diver

  • Duration: 6–7 days
  • Maximum Depth: 100 m / 330 ft
  • 65,000 php

Deep diving using multiple trimix and travel gases.

TDI Sidemount Diver

  • Duration: 2–3 days
  • Maximum Depth:
    ● Recreational: 30 m / 100 ft
    ● Technical: According to certification
  • 28,000 php

TDI DPV (Diver Propulsion Vehicle) Diver

  • Duration: 2–3 days
  • Maximum Depth: According to diver’s certification
  • 22,000 php (DPV rental additional)

Gas Blending Courses (TDI)

TDI Gas Blender

Duration: 1–2 days

Maximum Depth: Not applicable

Price: 12000 php

This course trains individuals to safely blend enriched air nitrox and basic mixed gases using various blending methods. Ideal for dive center staff.

Includes:
  • Oxygen handling and safety
  • Gas laws and blending theory
  • Partial pressure blending
  • Cylinder labeling and analysis
  • Equipment cleaning and compatibility

TDI Advanced Gas Blender

Duration: 2–3 days
Maximum Depth: Not applicable

Price: 12000 php

Advanced training for blending trimix and complex gas mixtures. Emphasizes precision, analysis, and quality control.

Topics Include:
  • Helium blending techniques
  • Trimix calculations
  • Advanced oxygen cleaning
  • Blending documentation and standards
  • Gas quality management