TDI Decompression Procedures       This three days course examines the theory, methods and procedures of planned decompression diving, including 4 dives. The objective of this course is to train divers how to plan and conduct a standard staged decompression dive not exceeding a maximum depth of 45 msw. The most common equipment requirements, gear set-up, and decompression techniques are presented, using nitrox or oxygen mixes within the divers existing qualification. Pre-requisites: Advanced open water diver or equivalent, 25 logged dives, minimum 18 years of age.