Specifically 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
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