isnt CGA 580 only goot for 3,000changing valves in these bottles is a complete and utter PITA so if you can get the supplier to swap to CGA347 for air if they will, and if not see if they'll go to CGA580 which is helium and nitrogen
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isnt CGA 580 only goot for 3,000changing valves in these bottles is a complete and utter PITA so if you can get the supplier to swap to CGA347 for air if they will, and if not see if they'll go to CGA580 which is helium and nitrogen
isnt CGA 580 only goot for 3,000
i know from talking to people they say its a NO NO as the pure nitrogen can leach from the steel tank into the fresh compressed air that i would fill them with and could bring the o2 content down and raise the nitrogen percentage.
Sounds like you were talking to people at the LDS.
As you have discovered, gas suppliers make up almost as much BS as dive shops.lol nope im the LDS for over 500 miles each way......