Time to start shopping!
This item is not available for in-store pickup. Check store availability.find a store near you
1. Open the Aqua-Duo filter lid.
2. Remove used cartridge.
3. Rinse new cartridge under cold water.
4. Insert the new cartridge into the filter that floss side of the cartridge is facing towards the back and the plastic portion of the cartridge is facing front.
Caution: The filter cartridge should be changed or when waters begins to bypass the cartridge. Aquariums with more fish and plants may clog a cartridge faster.