Fluval BIOMAX bio rings have a complex pore system where beneficial bacteria can thrive. They have more capacity than most biological media, which ensures optimal contact time for greater efficiency. BIOMAX also reduces and controls ammonia and nitrite.
Biological filter media
Supports thriving beneficial bacteria growth
Reduces and controls ammonia and nitrite
More efficient than most biological filter media
Replace every 6 months
For use in freshwater and saltwater aquariums