Deep Blue Professional Ammonia Reducer Pad 18 by 10-Inch

Deep Blue Professional DB Ammonia Remover 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 Reduces ammonia spikes and toxic buildup Promotes a healthy aquatic environment. New thicker, more rigid design for extended use.