Porous Rocks of Beneficial Bacteria Colonies by Hs Aqua are an ideal choice for creating a healthy and balanced ecosystem in your aquarium. These rocks promote the growth of beneficial bacteria that enhance the biological balance of the aquarium and help maintain clear water.

This package contains 1 liter or 700 grams of rocks, suitable for aquariums up to 250 liters. These rocks have pores that allow bacteria colonization, contributing to better nutrient absorption.

• Suitable for aquarium systems up to 250 liters.
• Supports the growth of beneficial bacteria.
• Pores that facilitate bacterial colonization.

With the Porous Rocks from Hs Aqua, provide your aquarium with a healthy environment that promotes the well-being of your fish and plants.