PADI IDC Theory.
Regulators.
This video covers all main areas of questions contained in PADI IDC and PADI Instructor Exams.
DIN valves, downstream, diaphragm. pilot valves, freeflow, fail safe.
Intermediate pressure, ambient pressure, all covered in this video.
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This video is taken from my Online course: https://www.stevepriorcd.co.uk/complete-padi-idc-preparation
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