AQQA 8 Pack Aquarium Replacement Filter Cartridge Fish Tank Filter Cartridge Aquarium Internal Filter (Large) Dwcom place it into the toilet

place it into the toilet bowl

we will give a full refund

an internal power filter that will keep your aquarium water optimal and fish healthy

just double the hydration time

AQQA 8 Pack Aquarium Replacement Filter Cartridge Fish Tank Filter Cartridge Aquarium Internal Filter (Large) Dwcom place it into the toiletBrand: AQQA Features: Pack of 8: For optimal performance, we suggest you to change the cartridge at least every 4 weeks. Excellent Filtration Performance: The filter cartridges are made of premium cotton, activated carbon and built in biological grids, which can effectivly remove odors and discoloration, and promote the growth of beneficial bacteria, to maintain a healthy aquatic environment. Easy Installation: AQQA filter cartridges are designed to