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  1. S

    PH Buffer for unattended PH control

    those buffers evaporate calcium and magnesium to "soften" the water, so you may want to look into getting some calmag+ to keep everything in balance
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    Question about carbon filters?

    If I have a small rubbermaid growbox, and I have active outtake and passive intake, can I just tape a piece of carbon filter over the fan? Most DIY carbon scrubbers consist of a cylinder of screen on top of the fan, with a carbon filter wrapper around the cylinder. If I just want to wrap the top...
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    pH goes up when I put the plant in the rez.

    dwc* i meant
  4. S

    pH goes up when I put the plant in the rez.

    dmc hydro. plants are in the rez.
  5. S

    pH goes up when I put the plant in the rez.

    If I am changing the nute solution, and I have the rez at pH 5.8. Then I put my baby in the res, and the pH jumps up to 6.7. Is it my hydroton? I washed it rather thoroughly before I used it.This is the third week, so I would think most of the particles have washed off. Is it because of my air...
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