Exclusively crafted for Fluval 406/407 canister filters, the Bio-Foam effectively traps larger debris and particles to ensure superior mechanical filtration.

• Specialized mechanical filter media
• Tailored design to avoid debris leakage
• Optimal pore structure for consistent water flow and extended media durability
• Supports enhanced biological filtration
• Practical 2-piece pack for convenience

Compatible with filter models: 404, 405, 406

Suitable for both freshwater and marine setups