Fluval C4 Zeo-Carb - 3-Pack
The Fluval C4 Zeo-Carb Filter Insert combines ammonia removal with ultra-grade carbon purification. Working together, these highly effective media eliminate liquefied impurities, odors and discoloration, while simultaneously removing toxic ammonia, for a clean, healthy aquarium. The Fluval C4 Zeo-Carb Filter Insert was made exclusively for the Fluval C4 Power Filter.