The foam filter insert was specifically
developed for use with the Aqua Clear 300, 70 and Aqua Clear 1200 power filters.
It will function effectively to remove dirt and floating debris from the
aquarium. The numerous attachment nodes in the foam also allows for the
establishment of nitrifying bacteria to aid the biological balance of the
Risnse foam filter insert thoroughly. Remove the cover of the filter and insert
into the appropriate compartment. Rinse the foam weekly, and replace as