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Tannin

    …Tea-Colored Water Discolored or tea-colored water means you have some leaf tea brewing in your pond. As organic debris decomposes in your pond the tannins and other byproducts mix into the water column discoloring it. Your first remedy is to add a bag of activated carbon to the water. It will clear…
  • CrystalClear® Polish AC™

    4.9

    (9 reviews)

    * Removes Tannins & Microscopic Debris * Removes Ammonia Nitrite & Nitrate * Removes Chlorine & Odor CrystalClear® Polish AC™ is bituminous coal that has been exposed to extreme heat which activates the carbon giving it powerful absorbing powers. The activated carbon for ponds acts like a…
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    $39.99 - 107.99