GEO makes really good ones from what I've been told, but I have a local company building me one. I've been told the key to a successful Rx is the regulator/solenoid. I went with this one which is supposed to be the best you can get.
CarbonDoser Electronic Co2 Regulator
I'll be using Reborn as the media and plan to get my tank from Air Gas in Murfreesboro.
CarbonDoser Electronic Co2 Regulator
I'll be using Reborn as the media and plan to get my tank from Air Gas in Murfreesboro.