Acurel LLC Premium Activated Filter Carbon Aquarium and Pond Filter Accessory, 90-Ounce
Acurel premium activated filter carbon is the highest quality granular carbon available. It effectively clears aquariums of toxic organic substances, discoloration and foul odors. Ph. of your aquarium will not be affected. Acurel premium activated filter carbon is an excellent refill for all filter cartridges. For use in all fresh and salt water aquariums. Available in 5 sizes for all your filtration needs.