- Offers complete three-stage filtration (mechanical， biological， chemical) for both freshwater and saltwater tanks.
- Filter cartridge traps debris and removes odors and discoloration， providing mechanical as well as chemical filtration.
- An extra-large BIO-Wheel rotates to cultivate the beneficial bacteria that remove toxic ammonia and nitrates from the water.
- The Bio-Wheel Emperor filters 400 gallons per hour for aquariums up to 80 gallons and almost twice the filter cartridge capacity of comparable models.
- Features a dual-impeller design and efficient flow， this powerful filter contributes to a healthier environment for your fish.
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