REPLACEMENT CARBON INSERTS: This aquarium cartridge is a replacement for carbon inserts in your Aquatop FORZA Series canister filter.
KEEP CRYSTAL CLEAR WATER: Filled with Aquatop's high-quality Carbon for maximum effectiveness, these cartridges are great for your filtration system and will help keep your aquarium water crystal-clear and free from unwanted odors.
MADE OF STRONG MATERIAL: The FORZA cartridge layer is made of strong poly-fiber and collects large dirt and debris for easy removal from your fish tanks and turtle tanks.
EASY TO USE & INSTALL: These replacement pads are extremely easy to use and install. Replace the Filter Insert filled with Activated Carbon every 4-6 weeks. Aquariums with heavier livestock loads may require more frequent replacement.