As long as the pressure in the CO2 bottle stays around 200psi above the pressure that your regulator is feeding to your marker, then flow rate and gas pressure should be maintained, and you shouldn't really see any difference in performance. It's only if the bottle starts to freeze and the pressure in the bottle plummets that you would have a problem.
As you are using a pump, flow rate really shouldn't actually be much of an issues, so as long as the pressure in the bottle doesn't fall below the pressure that the regulator is set to, you should still be alright.
So the same applies really - keep the liquid CO2 out of your marker, and you should be fine.
It's just like a battle zone, you got a bottle and you're on your own.
Gotta be a Scotch or a Kamikaze, none of those other weapons will faze me.
Hundred, hundred, hundred bottles on the wall, you wonder if you can drink them all.
Got to go home by 1am, the bottle wins the battle again.
Husker Du - "First of the last calls"
Back when I was popular
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