Ok after a lot of google-ing and research here is what I have found.
You can use your co2 regulator, but you were right it just needs to be able to run at a higher pressure.
Also, you can fill a co2 tank with 75% nitrogen safely. Not all places will do it though. The differance is the...
Thanks for the reply. I will check the gauge tonight. I wasn't sure if the differnt "weight" for lack of a better word would effect the regulator.
I'll have to also look more into the safety of the nitrogen going into the co2 tank.
I have a co2 set up for my kegerator. I want to run a stout mix, so I'm buying the special faucet. I found a place that will fill my current co2 tank with the 75% nitrogen mix. Can i use my co2 regulator? Or do I really need the nitrogen regulator? If I need the nitrogen regulator, I have found...