Tetra EasyCrystal FilterBox 300

an additional compartment enables an aquarium heater to be integrated into the EasyCrystal FilterBox. (The heater is not included. We recommend use of the precise Tetra Heater HT 50.)With its intensive physical, biological and chemical filtration, the filter ensures crystal clear, healthy water:Suitable for aquariums from 40 to 60 lTÜV/GS testedPhysical filtration: double-layered Filter Floss Pads reliably remove even the tiniest particles. White side = coarse pre-filter, green side = fine filterBiological filtration: Filter Foam and Bio Filter Balls with an extra large surface area for the settlement of beneficial bacteriaChemical filtration: special activated carbon to eliminate water clouding and unpleasant odoursThe EasyCrystal Filter is also extremely easy to clean just replace the filter cartridge every 4 weeks. There&aposs no need to wash out the filter media, which means that your hands stay dry!2-year guarantee