Activated Carbon Pad Cut-to-fit Filter Media 18 X 10 Fresh/saltwater Deep Blue

Deep Blue Professional DB Activated Carbon Pad 18x10" Cut to fit media pads traps micro and macro organic particles, foreign debris, and excess fish food. For use in custom sumps/refugiums, hang-on filters, prefilter boxes, and more. Safe for both freshwater and marine aquaria. Chemical & Mechanical Dual stage filtration Absorbs odors, discoloration, and toxins Promotes a healthy aquatic environment. New thicker, more rigid design for extended use. Size: 18x10"