API Super Activated Carbon is a high quality carbon for removal of dissolved organic wastes, foul odors, colors, and toxins your aquarium water.

• Six times more absorptive power of any coal or charcoal
• Highest grade filter carbon
• One pouch treats 55 gallons
• Fits Rena Filstar XP Canister Filters

Filstar Super Activated Carbon will not raise your levels of phosphate or affect the pH levels. Filstar Super Activated Carbon comes in a convenient ready to use pouch and fits theFilstar XP1, XP2, XP3 and XP4 Canister filters!