DONT DONT DONT PUT CO2 THROUGH AN ION !!!! it'll be broken before the day is out.i'm not entirely sure as proto say only use HPA but some people have been using CO2.
if you are going to use CO2, get an ion. if you are goin to use HPA get an SLG
also i pm'ed you a few days ago regarding some goggles
did you get it???