Scubaroo
Contributor
Unless you *really* need the knife, I'd investigate a pair of EMT shears for the webbing harness - not specifically strict DIR, but infinitely more useful IMO.
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Yes, you will have to take DIRF before Cave 1. GUE started requiring DIRF as a prerequisite to Tech 1 or Cave 1 in 2003.scubanarc once bubbled...
I would say ditch the twins now and get use to the jets if you plan on taking cave classes. If you think your distance to swim now is long, try swimming a mile in and a mile out non stop, in perfect trim with your neck bent up. Learn how to swim like a cave diver now and you will be much better off come class time. I would imagine you would have to take DIRF class before Cave 1. From what I understand no splits in that class either. Good luck in your quest.