Co2 Q

Discussion in 'Growing Marijuana Indoors' started by Stylez, Feb 5, 2003.

  1. I understand about 700 ppm is the ideal amount for CO2 in ur grow room.

    Is there a cheap way to measure the amount of ppm's in a room? Or some way?
     
  2. anyone?
     
  3. don't look at me! :D
     
  4. I answered your PM on this one ok..
     

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