EcoBio-Stone™ Nano

EcoBio-Stone Nano keeps your nano tank clean and clear.

Simple-to-use EcoBio-Stone Nano makes fish keeping fun and easy and is ideal for Betta homes and all nano freshwater and marine aquariums.

Use one EcoBio-Stone Nano per 0.8 to 1.5 gallons of water.

EcoBio-Stone Nano




EcoBio-Stone Nano for nano-size aquariums is a volcanic rock and cement block containing beneficial bacteria in spores that are activated by organic waste in the water to create a healthy ecosystem.


  • Revitalizes, and clarifies cloudy water by naturally maintaining an eco-friendly environment.
  • Quickly establishes nitrifying bacteria in new aquariums
  • Speeds up nitrogen cycle
  • Easy-to-use --- simply rinse with chlorine-free water, soak overnight to remove residue, and place in fish tank.
  • Lasts for approximately 1 year.
  • Effective in both fresh and salt water.
  • Safe for all fish, shrimp, frogs, turtles etc.
  • Removes odors
  • Takes approximately 2 - 6 weeks for results under normal condition

US Patented
120-day satisfaction guarantee

Additional Info

  • Size:

    approx. 1.125" x 1.125 x 1.125

  • Capacity: 0.8 to 1.5 gallons of water.*
  • Note:

    Extra blocks may be necessary depending on variations in the condition of water, temperature and amount of fish.

  • Weight: approx. 0.5 oz.
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