Description
Sintered bio-glass rings for the breakdown of pollutants.
Key Features: • Biological breakdown of pollutants in fresh and saltwater aquariums: sintered bio-glass rings for the use in aquariums. • Easy to use: insert bio-filter rings as second last filter stage. • Intensive water clarifying thanks to biological filtering: microorganisms settle inside the filter material and break down pollutants. • Extremely effective: conical tunnel pores and 5mm wall thickness create ideal surface of 1200 m_/L for beneficial microorganisms to settle.