Red Sea Reef Spec Carbon removes organic pollutants from aquarium water. It has low phosphate output and low ash content, and it works in both marine and freshwater tanks.
Size: 250 g (about 500 mL)
Rapid removal of organic pollutants
High total adsorption capacity
Ultra-low phosphate output and ash content
Filter bag included
Rinse the carbon before use and replace it on a regular schedule.