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Thread: Double tanks means double regulators?

 


  1. #21
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    aquaoren's Avatar
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    Quote Originally Posted by Mike Nebel
    The older steel 72's have a 1/2" opening.
    My steel 72's from the late 60's and early 70's have 3/4-14 NPSM threads.
    Oren

    Your Waterloo region DUI contact person but I'll talk to everyone, who wants to get into DUI and needs help.

    Ontario Diving

  2. #22
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    Quote Originally Posted by aquaoren
    My steel 72's from the late 60's and early 70's have 3/4-14 NPSM threads.
    Older. Back in the 50's, a tapered, 1/2" valve was in use and still occasionally show up in dive shops for inspections and hydros.

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