sera Gravel Brown Lava 2-3 mm 3.000 ml

Sera Brown Natural Gravel for Freshwater and Marine Aquariums

• Size: 2 - 3 mm

• Features:

  • CO2 proof and neutral towards water, ensuring no influence on water parameters and no tinting of the water.
  • Made from ground lava rock, providing an open and porous structure ideal for settling beneficial bacteria, acting as a supportive natural biological filter.
  • Supports strong root development for plants.
  • Not suitable for fish that search for food in the ground, such as Corydoras, due to its structure.

• Safety: Proven pollutant-free according to DIN 38415-6 / EN ISO 15088 by an independent institute, making it safe for sensitive animals.

Product Details:

• Content: 3 liters
• Item Number: 32259 46742