Discussion in 'Growing Marijuana Indoors' started by kushman, May 17, 2006.

  1. Does anyone know how many cubic feet of co2 are in a 20lb tank?
  2. depends on at what pressure it is.
  3. Can't you just spray the plants?
  4. Like a paintball co2 tank, like just open the valve and spray them?
  5. well sure. won't do you much good though.

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