Fluval C4 Carbon - 3 x 140g Pack - C4 Hang on Filter (14013)
Genuine replacement Activated Carbon Stage 3 chemical filter media is designed for:
Fluval® C4 Activated Carbon is a premium research grade carbon provides large amounts of surface area for absorbtion of imputities.
It effectively removes heavy metals, odors, discolorations and pollutants, leaving your aquarium water crystal clear and sparkling.
Hagen Fluval Spare Part Number - 14013