Technical Diving

Technical Diving Courses

Check out all the PADI tec courses we have available and don't hesitate, book your next course now!


Side Mount Tec Instructor Cave Diving Padi

Tec Sidemount

If you’ve looked into technical diving, you realize that tec divers always wear more than one tank. Sidemount is an increasingly popular way to configure multiple cylinders for technical diving. You can enter the world of tec diving with the Tec Sidemount Diver course and apply what you learn to other TecRec courses. Your instructor may offer to integrate this course [...]

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Padi Staff Instructor Training

Tec 40

The PADI Tec 40 course is where you transition from recreational scuba diving to technical diving. It’s a great place to start because it’s the first subdivision of the full PADI Tec Diver course and bridges the gap between no stop diving and full technical deep decompression diving. You gain experience and begin building the knowledge and skills you need to contin [...]

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The Descent To Depth With Crystal Waves Thailand

Tec 45

The PADI Tec 45 course is the second part of the full PADI Tec Deep Diver program. You’ll extend your depth limit to 45 metres/145 feet and learn to plan and execute repetitive decompression dives using a single stage/decompression cylinder. It puts you in a complete tec diving rig, which can be either backmount or sidemount. You’ll also make accelerated decompress [...]

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Pool Session For The Next Padi Tech Course With Crystal Waves

Tec 50

As a Tec 50 diver, you show that you’ve developed competency as a tec diver and have the skills to dive to a maximum of 50m. You will make extended range dives using two decompression gases. It’s not easy to reach this level and earning your Tec 50 certification opens the door to deeper diving expeditions. The Tec 50 course takes you from [...]

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Padi Night Diver Crystal Waves Rawai Phuket

Tec Deep

This course combines the performance requirements of Tec 40, Tec 45 and Tec 50 and gives you the combined benefits of all three levels. Taught in a fluid 8 day schedule. Ready to explore the technical diving field, in this course you will complete 12 training dives including the use of twi [...]

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Check Lists Should Be Part Of Every Tec Divers Kit

Tec trimix 65

This course opens up the advantages of trimix to the diver, and divers are qualified to make multi-stop decompression dives that employ EANx and oxygen for accelerated decompression, and any trimix with an oxygen content of 18% or more alowing the diver to dive to a maximum depth of 65 metres/210 feet. The PADI Tec Trimix 65 course is intended to extend the depth ra [...]

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Some People Perfer To Carry All Tanks In Place While Exiting The Water

Tec Trimix

For the extreme diver ready to further explore the world of technical deep diving, the gas of choice is trimix – a blend of oxygen, helium and nitrogen. The PADI Tec Trimix Diver course takes you to the outer edges of technical deep diving, opening the door to pristine dive sites few divers – if any – ever see. The PADI Tec Trimix Diver course is intended to [...]

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Go Deeper, Go For Longer

Take diving to the next level with technical dive training from one of Phuket’s top rated dive centers and see what it’s like to go deeper and longer with your favorite activity. Contact us today and book your next PADI Tec course today!

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More Phuket Scuba Diving Adventures


Would you like to go deeper for longer or even become a Scuba Diving Instructor and start teach diving for a living? Crystal Waves Thailand can help, we offer Instructor Development Courses as well as Technical Diving Courses and many PADI specialties, all available in one of Phuket's nicest and most relaxed locations, come visit us at our Rawai Dive Shop and get back in the water today.

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Similan Island Liveaboards

Squeeze even more amazing diving into your Thailand holiday with a liveaboard scuba diving trip to the World Renowned and also World Heritage listed scuba diving area called the Similan Islands (Similans), where Whale Sharks and Giant Manta Ray sightings are a daily occurence. Come together with other divers from all over the globe to Eat, Dive, Sleep & Repeat while on a luxury purpose built scuba diving vessel!

Liveaboard Options

Phuket's Best Scuba Diving Sites

See what Scuba Diving in Phuket truly has to offer certified and experienced divers. Crystal Waves Thailand gives you access to the best dive sites, wrecks and instructors for a day of diving and excitment that you will never forget!


Hawksbill Sea Turtle At Phi Phi Islands Thailand

Shark Point

Shark Point rises out of the water from the surrounding depths of 18-20 meters. Considering the small extent of the rock above water, the actual size of the reef underwater is a big surprise to most divers. Beginning from the relatively steep main rock pinnacle, the reef flattens out to the south rising two more times to just below the surface at the other two pinnacle [...]

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Phi Phi Ley Maya Bay Crystal Waves Thailand

Phi Phi Island

In recent years Phi Phi Island has gained a reputation as a spectacular tourist destination, one of the ten most beautiful islands in the world. But most people still don’t realize that Phi Phi is equally beautiful underwater.Phi Phi Island and the surrounding Phang-Nga Bay are spectacular limestone rocks created thousands of years ago. Many rise dramatically upward [...]

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Warty Frog Fish - Crystal Waves Phuket Thailand

Koh Doc Mai

Koh Doc Mai is a limestone island that rises vertically from the seabed. Some say it looks like a muffin with the jungle clad top flowing out over the sheer cliffs. Limestone Islands Garden of Hard & Soft Corals Tropicals, Moray Eels, Octopus, Sharks Moderate to Strong Currents 10 to 15 Meters Visibility All Levels of Diver Although the visibility at [...]

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To Kata Beach
Crystal Waves In Rawai
To Chalong

What Our Divers Have To Say

Crystal Waves Thailand is one of the only choices for scuba diving day trips in the Rawai area of Phuket. Come scuba diving with us and we will show you the amazing, hidden, underwater world of scuba diving in Phuket & Thailand !!


" Probably the best dive shop in the world I visited again. Its been long time since I started being interested in Technical diving courses. Finally I took it with Phil at Crystal Waves who has many years of experiences for Technical diving and ... "

- YaskoW

" Super professional, very safe and extremely friendly throughout the day. Our wonderful guys Brian and Mark were fantastic and really put our friends who had never dived before at ease. A really enjoyable day ... "

- V A

" I made my Padi IDC with this dive company and I'm very happy at choose crystal waves. The center is well organized and everything including equipment is brand new. Professional Staff and lovely course director and instructor. To be honest ... "

- jjukes4
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