sera Gravel Black 2 3 mm 6 L

The gravel is CO2 resistant and water neutral, meaning it does not affect the water values and does not dye the water Thanks to the rounded grain, it is suitable for keeping bottom fish such as catfish, which continuously search for food The optimal amount of gravel can be determined as follows: A (cm) x W (cm) x C (cm) / 1000 = number of litres of sera gravel International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.