How redundant. I've always found IANTD manuals very wordy for the amount of information they convey, this is a great example.CIBDiving:From the IANTD synopsis of the basic nitrox course -
" If a series of dives in a 24 hour period reaches the Daily Limits, then a 12 hour surface interval breathing normoxic air must be taken before diving again. "
Roak