co2 help

  1. D

    Co2 and Exhaust Fan

    I recently built a Co2 generator and added it to my grow tent. DIY - CO2 Generator For the growers that are using Co2 do you see a significate lose of Co2 when running your fan? If I don't run the exhaust fan the humidity in my tent spikes to over 80% and the temperature was at 82 degrees when...
  2. F

    Please help this newb

    Hey guys, I am trying to figure out what to set my co2 regulator at, my room is 15'x11'x8.5' I have one fan drawing air out at its an 8" 720CFM fan, other than that the only air Going out is from the space under the door, and the air intake is from a 12,00btu airconditioner. I'm trying to...