Nano Rock to add details to the scapes using the top seller Ryuoh stone, which become very popular after the Iwagumi creations done by Takashi Amano, Nature Aquarium Master. Commonly known as Ryuoh or Seiryu stones. The hardscape bestseller stands out for its rich texture, grey-bluish colour tone and its ability to create powerful chiaroscuros on the scenery.
*This rock may raise pH and hardness slightly.

*Standard regular water changes are enough to keep the hardness under control.

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