yeast sugar co2

  1. Marc Davis

    How To: DIY co2. Secret Formula

    Hi guys, I'm sure you all know how to make co2, but i made this video to help newcomers to planted tanks. With such an easy way to make co2 and the massive impact it has on your plants, it should be a must for most planted tanks (that have any decent depth to them). I know i found this forum...
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