As a Tec 50 diver, you’ll have the knowledge and skills to make extended range dives to a maximum of 50 metres/165 feet. You’ll know how to make dives with multiple decompression stops using two decompression gases. It\’s not easy to reach this level. Earning your Tec 50 certification opens the door to deeper diving expeditions. There is also an option for divers to earn a Tec 50 Trimix Diver certification.