Fluval 306/7 and 406/7 Filter Phosphate Remover Pad,White - Catch

Fluval 306/7 and 406/7 Filter Phosphate Remover Pad,White Product Description Fluval 307/407 and 306/406 Phosphate Remover Pad. Box Contains Pad Specifially desgined for Fluval 306/307 & 406/407 filters Controls phosphate to reduce algae and green water Effectively traps floating particles for clear water (debris, excess food and waste) Prevents potential algae outbreaks For use in freshwater and saltwater aquariums