Aqueon Replacement Filter Cartridges, Medium, 12pk monitor lizard is a troublesome algae-bacteria mix

is a troublesome algae-bacteria mix that flourishes in aquariums with high levels of waste and organic debris

A built-in gravel guard keeps debris from blocking the cleaner

Calcium Pro offers precise testing with an accuracy of (+/- 2

This pump ensures your aquatic pets receive essential oxygen

Aqueon Replacement Filter Cartridges, Medium, 12pk monitor lizard is a troublesome algae-bacteria mixAqueon Replacement Filter Cartridges, Medium, 12pk, are crafted with a dual sided design, incorporating dense floss and over 25% more activated carbon compared to top competitors. These uniquely patented cartridges promote uniform distribution of carbon for optimal filtration. For use, simply rinse under cold water and install effortlessly with the help of the "FRONT" alignment tab.