They function as an effective mechanical media to remove debris from the aquarium. Foal also encourages populations of beneficial bacteria which are important for proper biological balance in the aquarium. Carbon Inserts feature the combination of a Duo-Density polyester pad with an effective carbon layer to provide quick solid waste, liquid impurity and dye removal from aquarium water. Qty STEP-1 AquaClear Foam Filter Insert Mechanically filters dirt and debris. Large capacity for waste capture.
Porous construction provides numerous bacterial attachments.
Long lasting and reusable. For Fresh or Saltwater Use. AquaClear Ultragrade Carbon Inserts Superior absorption of impurities. Broad spectrum organic compound removal. Improves water clarity, color and odor.