free-flow

  1. REVAN

    SCUBA Regulator for speeds at 3 to 4 knots

    I'm presently using a US Divers SEA-4 regulator. The last time I had it serviced, I had asked the shop to adjust the reg for fast scooter diving, and a high cracking pressure is okay by me. However, in spite of this request, it starts to free-flow a little over 2 knots, and by 2.5 it is...
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