Designed specifically for the Fluval FX4, FX5 and FX6 high performance canister filters, the Carbon Impregnated Foam Pad pulls double duty as both an effective mechanical and chemical media.

• Mechanical/Chemical filter media
• Pad traps small particles and debris
• Carbon helps remove odors, discolorations, heavy metals and organic contaminants
• For use in freshwater and saltwater aquariums
• Convenient 2-pack format

• Specially designed foam pads for Fluval FX4, FX5 and FX6 high performance canister filters