Fluval Betta Poly-Carb Cartridge, 4-Pack CatTreatsNutritionalConsideration_Grain free It will rapidly remove phosphates

It will rapidly remove phosphates and silicates from both freshwater and saltwater and will not release them back into your aquarium

you can care for your cat anywhere

blue - UV-C sterilization active

fully formulated liquid blend of microbes made to eliminate smells and degrade organic waste such as feces

Contains 4 layers

Fluval Betta Poly-Carb Cartridge, 4-Pack CatTreatsNutritionalConsideration_Grain free It will rapidly remove phosphatesSpecifically designed for the Fluval Betta Aquarium Kit (6 US Gal 22. 7 L model), the Betta Poly Carb Cartridge offers effective 2 in 1 mechanical and chemical filtration for clean and clear water. Mechanical and chemical filter media Carbon impregnated polyester cartridge Effectively traps fine debris and contaminants Removes harmful toxins, discolorations and odors For best results, replace every 2 4 weeks Convenient 4 pack format Size: 4 Pack