Acurel nitrate reducing media pads quickly reduce and maintains safe levels of nitrates. Nitrates will stress your fish， shortening their life span. This pad promotes beneficial bacteria colonies for a healthy aquatic environment. This thicker， more rigid design performs better than other media pads. For use in all fresh and salt water aquariums and ponds.

• creates tighter fit， holds shape longer， decrease water pass-through and extends life of pad
• Effectively removes all organic particles， foreign debris and excess food and water
• Cut to fit
• Measures 18-inch by 10-inch
• for use with all filters