Value Pack of Four sheets! Poly Filter Pad- 48" x 12" x 3/4" thick. (Qty 4) This Poly Filter pad by Aqua-Flo,
adsorbs contaminants and other toxic materials found in nature or
added to fresh and salt water with or without fish and invertebrates.
Medication added to aquariums for treatment of diseased fish will
automatically be removed by the Poly Filter (after serving their
intended purpose).
It provides a supplemental means for removal of ammonia when the
biological filter is unable to break down the excess ammonia and its
concentration increases rapidly. Dimensions: 12" wide x 48" long x 3/4" thick