Prerequisites: Tec 40, dive fitness, insurance
You will extend your depth limit to 45 meters and learn to plan and execute repetitive decompression dives using a single stage/decompression cylinder. You will dive with air as bottom gas and with Nitrox 50 and 100 for accelerated decompression. No decompression limit
You will dive with a complete "Tec Diving Rig", which is worn "backmount" (on the back) or "sidemount" (on the side).
Duration: 2 days / 4 dives