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Key facts at a glance
- Course
- TDI Decompression Procedures Diver
- Duration
- Minimum 3 days, 4 dives
- Price
- Min. 300 € per day
- Prerequisites
- 18+, AOWD, Nitrox, Advanced Nitrox, min. 25 logged dives
- Included
- Cenote entry, water/refreshments, theory, exam fees
TDI Deco Procedures
Are you interested in the TDi Deco Procedures course and want to extend your bottom time?
As a recreational diver, you haven’t taken these steps yet.
In this course, you will learn to plan and execute decompression dives.
What is the TDI Deco Procedures?
A TDI Deco Pro Course – officially known as TDI Decompression Procedures Diver – is a technical diving course that teaches experienced divers how to safely conduct planned decompression dives. While recreational divers typically only dive within no-decompression limits (meaning they ascend without decompression stops), participants in this course learn how to intentionally and safely execute longer dives where a direct ascent to the surface is no longer an option.
TDI Deco Procedures Course Outline
Part 1 – Theory
- Equipment, configuration, and practical
application of technical diving. - DIR-style Foundational Philosophy.
- Nitrogen and Oxygen Theory for advanced diving activities, especially for decompression
- Review of Nitrox theory
- Review of theory regarding Oxygen Toxicity Units and the CNS clock
- Dive planning and emergency procedure management
- Operation of decompression computers and decompression software on various devices
Part 2 – Practical Application Including Dives (Duration 2-3 Days)
- Basic exercises and special diving skills for decompression dives including additional breathing gases
- Implementation of dive planning for decompression dives
- Diving based on runtime and bottom timers
- Emergency procedures
- 4 dives with bottom and deco mixes (Nitrox up to 100%)
Standard Equipment for Deco Procedures
- Sidemount or double tank system
- Two individual dive tanks
– Typically aluminum 80 cuft, each with its own regulator
– Stage rigging kit - Three Regulator Sets
– Each with 1st and 2nd stage and pressure gauge
– One regulator with a long hose (minimum 210 cm)
– One regulator with a shorter hose
– Additional stage regulator - Dive computer or bottom timer
Optional: Backup computer - Mask and spare mask
A spare mask is mandatory in technical diving - Fins
Ideal with good control for frog kick, helicopter turn, and back kick - DSMB
(Decompression buoy) with spool - Dive suit
- Weight system
(if required) - Cutting tool
- Light
Optional, depending on dive environment
Course Duration
- Minimum 3 days
Included
- All cenote entrance fees
- Water and light refreshments
- Theory Session
- Exam Fees
Excluded
- Rental Equipment
- Breathing Gases
- Certification Fees
Questions?
Use the Contact Form.
Frequently asked questions
What do I learn in the TDI Deco Procedures course?
You learn to plan and execute decompression dives. Instead of ascending directly, you carry out safe decompression stops.
How long is Deco Procedures in Playa del Carmen?
At least 3 days. After the theory come 2–3 practical days with 4 dives using different breathing gas mixes.
How much does TDI Deco Procedures cost in Mexico?
At least 300 € per day. Equipment rental, breathing gases and certification costs are not included.
Do I need Advanced Nitrox for Deco Procedures?
Yes, Advanced Nitrox or equivalent. You also need AOWD, Nitrox Diver, basic technical training, at least 25 logged dives and a minimum age of 18.
What equipment do I need for Deco Procedures?
Sidemount or doubles with two tanks, three regulator sets, dive computer, mask plus backup mask, fins, DSMB, exposure suit, weights, cutting tool and a light.
Ready for your dive adventure in Mexico?
Tell us what you have in mind – you will receive a personal quote within 24 hours, usually much faster.
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