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Nitrox Diving
Official PADI Dive Center S-29770 · Port Barton, Palawan
Nitrox Diving & PADI Enriched Air Diver Course in Port Barton
Dive longer within no-decompression limits and make the most of repetitive diving in Port Barton with Enriched Air Nitrox.
What is Nitrox?
Enriched Air Nitrox, written EANx, is a breathing gas containing more oxygen and less nitrogen than normal air. Air contains about 21% oxygen; common recreational Nitrox blends contain 32% or 36% oxygen.
Because your body takes on less nitrogen, your dive computer can often give you a longer no-decompression limit. Nitrox is especially useful for repetitive dives, liveaboard-style schedules and several days of diving in a row.
Air and EAN32 at a glance
The illustration below turns percentages into what the diver actually breathes at depth. Less nitrogen can extend the time limit; more oxygen creates a shallower maximum operating depth.


What Nitrox can do
- Extend no-decompression limits at many recreational depths
- Reduce nitrogen exposure for a comparable dive profile
- Give more flexibility on repetitive dives
- Potentially shorten the surface interval required by your dive plan
What Nitrox cannot do
- It does not eliminate decompression sickness risk
- It does not make your cylinder last longer
- It is not a licence to dive deeper
- It never replaces proper planning, analysis or computer settings
What you learn in the PADI Enriched Air Diver course
- Understand oxygen exposure and why depth limits matter
- Read and complete the fill log and cylinder tag
- Plan dives using Nitrox no-decompression limits
- Confirm the blend, MOD and computer settings with your buddy


Course format in Port Barton
Complete the PADI eLearning at your own pace, then meet us for the practical session: analyse cylinders, identify the blend, label and log the gas, determine the MOD and set your dive computer. Our current course includes two dives so you can apply the procedure in real conditions.
You will leave able to order, check and use Nitrox responsibly—not simply with a card, but with a routine you can repeat before every dive.
Why train with Sunset Divers?
Sunset Divers is an official PADI Dive Center in Port Barton. Behind our small-centre atmosphere is serious technical capability: our team holds qualifications in gas blending, compressor and oxygen-system operation, breathing-air quality testing, cylinder inspection and O₂-clean procedures.
Our equipment-care background includes A.S.S.E.T. training and manufacturer training related to Bauer and Coltri compressors and Scubapro, Apeks and Aqualung diving equipment. This means the course is supported by people who understand how the gas is produced, analysed and delivered—not only how to select “Nitrox” on a dive computer.
Verify our official status and safety credentials.
Quick questions
Does Nitrox let me dive deeper?
No. The additional oxygen creates a maximum operating depth. Nitrox is generally used to gain time within its safe depth range.
Will I use less gas?
No. Your breathing rate and cylinder volume determine how long the gas lasts. Nitrox mainly changes nitrogen exposure and oxygen limits.
Do I have to analyse the cylinder myself?
Yes. A Nitrox diver should personally verify the oxygen percentage, confirm the MOD, check the label and set the dive computer before diving.
Is Nitrox useful in Port Barton?
Yes—especially for repetitive diving and multi-dive days where longer no-decompression limits at suitable depths can add useful flexibility.
Ready to dive Nitrox in Port Barton?
Book the PADI Enriched Air Diver course or ask us which local dives benefit most from EAN32.
Reliability
Reliability
We provide accurate, reliable and ethical services with our expert staff. We apply the more secure and most reliable methods of PADI Training.
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Loyalty
Our long-term work continues until the job is finished. We establish solid and long-term relationships with all our customers and suppliers.
