Designed specifically for FX Series canister filters, phosphate resin infused pads perform double duty as both an effective mechanical and chemical media.

Key features:

• Specifically designed for Fluval FX filters
• Effective at removing and controlling phosphate
• Effectively traps floating particles for clear water (debris, excess food and waste)
• Prevents potential outbreak
• Custom fit to increase filtration efficiency
• For best results, replace monthly or as required after testing water with your Fluval test kit
• Convenient 3-pack format
• For use in freshwater and saltwater aquariums