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These are all the same valve made by the same manufacturer nad to my knowledge they all have the "snorkel" tube that is supposed to prevent sukking debris or water into your regs. Just how could this tube prevent taking in co2 ??? Think about gas laws and discard that idea. Sam Frushour On Mon, 12 May 1997, Egil Aabel Naesguthe wrote: > Date: Mon, 12 May 1997 17:45:54 -0400 (EDT) > From: Egil Aabel Naesguthe <egil@me*.qu*.ca*> > To: cavers@ge*.co*, techdiver@aquanaut.com > Subject: Dive Rite vs Scuba Pro valves > > Every one agrees that the Dive Rite, Scuba Pro and Sea Elite (I have not > seen these myself) valves are equivalent, but why do only the Scuba Pro > valves have the thin tube sticking down inside the tank below the threads? > What is it supposed to do? The only explanation I have heard some time > ago was that this would guard against sucking in any accumulated CO2, and > possibly against any loose debris inside the tank, but I don't know about > that. It can't be that critical if Dive Rite omits these tubes. > > Egil. > > ==================================================================== > Egil Aabel Naesguthe > > Queen's University E-mail: egil@me*.qu*.ca* > Dept. of Mechanical Engineering > Kingston, ON Phone: +1 613-545 6730 > K7L 3N6 > Canada Fax: +1 613-545 6489 > ==================================================================== > > -- Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'. Send list subscription requests to `techdiver-request@aquanaut.com'.
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