API (Aquarium Pharmaceuticals Inc.) Activated Filter Carbon 22oz Box (comes in a half gallon milk-style container)
A small granule media (about the size of tiny pebbles) that should be added to a mesh filter bag, then inserted into a filter. This high quality unit that will help rid your aquarium of problematic water issues by absorbing toxic pollutants in your water. These pollutants include:
- Organic waste (fish poop, etc)
- Colorants (tannins that can be leeched in from driftwood pieces)
- Foul odors (perhaps from decaying fish or uneaten foods)
- Phosphate Free of course
This product can be used in all filter cartridges and all filters.