Has anyone ever used....

Discussion in 'Growing Marijuana Indoors' started by DankimusMaximus, Oct 3, 2009.

  1. #1 DankimusMaximus, Oct 3, 2009
    Odersok carbon filters?
    There a little cheaper than the rest, so i was wondering if they are efficient.

    Thanks!
     
  2. #2 DankimusMaximus, Oct 3, 2009
    Bump. Anyone ever used one of these things? and if so, how long does it last?
     

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