Sintomec 1L

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 5 mm wall thickness create ideal surface of 1200 m²/l for beneficial microorganisms to settle Package contents: 450 g glass rings for aquarium filters, Sintomec