Pass Your Drug Test


Discussion in 'Hydroponics' started by eyeball1973, Sep 5, 2010.

  1. eyeball1973

    eyeball1973 Registered

    Is the EC of 1.3 - 1.7 good? I use R.O. water and i'm kinda curious as to whats normal. The CF is from 13-17 hows that, normal?
    Any help would be helpful

Share This Page