Use TetraTec Filter Floss 1200 – T714 to remove the fine particles from your aquarium. The filter pads are specifically designed to be used in conjunction with Tetra External Filters EX 1200. The pads are easy to remove from the filter and replace. Watch as they mechanically filter the last, tiny particles and complete the filtration process to keep your aquarium water crystal clear and clean. | | * Removes fine particles from your tank | * Use with Tetra External Filters EX 1200 | * Easily removable and replaceable | * Keep aquarium water clear and clean