Fluval Bio-Foam+ 306/406 and 307/407 - 2 pack

Designed specifically for Fluval 306/406 and 406/407 canister filters, Bio-Foam+ performs double duty as both an effective mechanical and biological media.

Key Features :

• Mechanical/Biological filter media
• Large porous surface area supports expansive beneficial (nitrifying) bacteria growth
• Effectively captures small particles and debris, particularly those that are not retained by the first stage of foam filtration
• Custom fit for 07 and 06 Series filters to increase filtration efficiency
• Helps create a healthy aquarium and ideal water conditions
• Rinse every 3 months
• Replace every 6 months
• Convenient 2-pack format
• For fresh and salt water use