24 Pack Filter Cartridges for Top Fin EF-S Element and BF5 BETTAFLO, Thickened Fish Tank Remplacement Filters Cartridge with Zeolite B/W maintain stability

maintain stability

accelerate natural waste decomposition

and then use it weekly for monitoring tank stability or when problems occur

Small maneuverable handle makes it easy to floss all areas including back teeth and includes a convenient water on/off switch

Amazing value 2-Pack Steel Gray/Black Color

24 Pack Filter Cartridges for Top Fin EF-S Element and BF5 BETTAFLO, Thickened Fish Tank Remplacement Filters Cartridge with Zeolite B/W maintain stabilityBrand: driamor Features: Top Fin EF S Filter Cartridge24pcs Top Fin EF S Elements Filters, Unit Size: 3. 7 * 2 inches. This aquarium filter cartridge is compatible with Top Fin BF5 BETTAFLO FILTER & DESKTOP AQUQRIUMS. Four Stage FiltrationThe filter is made of thicked cotton, Better thickness provides better filtration, 12 grams of active carbon, 5 grams of zeolite, which can effectively filter and absorb impurities in the water, especially absorb