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valve drills - agency differences

Discussion in 'Hogarthian Diving' started by Scubaholic123, Jun 26, 2016.

  1. Pullmyfinger

    Pullmyfinger PADI Pro

    # of Dives: 200 - 499
    Location: Guam.
    2,280
    741
    113
    I was taught to isolate first in the TDI course I took.

    Right post first in later courses.

    If your instructor would get pissed off because you asked a question about it, perhaps finding another instructor would be something to consider.
     
    Into the Water likes this.

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