The Tec 45 course picks up where Tec 40 leaves off and  takes your training as a tec diver further and deeper. It is the second subcourse in the full PADI Tec Diver course 

Prerequisites: You must be 

• A PADI Advanced Open Water Diver (or hold a qualifying certification from another organization) 
• A PADI Rescue Diver (or hold a qualifying certification from another organization) 
• A PADI Enriched Air Diver (or hold a qualifying certification from another organization) 
• A PADI Deep Diver (or hold aqualifying certification from another organization) 
• PADI Tec 40 (or hold a qualifying certification from another organization) 
• Have a minimum of 50 logged dives, of which at least:
     - 12 dives were made with enriched air nitrox deeper than 18 metres/60 feet
     - 6 (with or without EANx) dives were deeper than 30 metres/100 feet
• At least 18 years old 
• Have a medical statement signed by a physician 

The course: Over four dives you will:

Equipment:

• Primary mask / backup mask
• Fins
• Wing-type BCD and harness
• Primary and secondary
• Twin cylinders
• Decompression cylinder / Stage bottles
• Dry suit
• Submersible pressure gauge
• Equipment placed in thigh pocket
• Multigas dive computers
• Z-knife and shears
• Safety reel and lift bag

Materials: You'll use the Tec Deep Diver Crew-Pack, which introduces you to 

• tec diving lingo 
• emergency procedures 
• decompression and stage cylinder handling 
• gas planning 

The pack includes a manual, dive planning checklist and dive planning slate. The optional Equipment Set-up and Key Skills video on DVD is a great tool to help you practice at home in between your tec diving adventures. You'll continue to use the Tec Deep Diver Crew-Pak through the Tec 50 course. 

What's Next? Master the basic skills and procedures you’ll need as you move into deeper technical diving.