Elga make a flow meter that attaches to a single stage reg and produces a second stage if that's what you mean maker.Doesn't Elga make a regulator to prevent this too?
I don't really know what I meanElga make a flow meter that attaches to a single stage reg and produces a second stage if that's what you mean maker.

, but I seem to remember Richard sold one on here a while ago and he said it reduces surges when you pull the trigger.


