Fluval U4 Bio-Foam Pad, Replacement Underwater Aquarium Filter Media, A488

Fluval U4 Bio-Foam Pad, Replacement Underwater Aquarium Filter Media, A488

• Provides effective mechanical filtration
• Fits perfectly inside the filter chamber to prevent debris from escaping
• Ideal pore size allows efficient water flow, less clogging and long-lasting filtration
• Suitable for freshwater, saltwater or reptile environments
• Specially designed for use with the Fluval U4 Underwater Filter

The Fluval Foam Pad was designed specifically for the U4 filter model to captures large particles and debris for effective mechanical filtration, the crucial first stage in the filtration process. Custom fit to prevent bypass, they have a pore size that allows efficient water flow with less clogging for long-lasting filtration. The Fluval Foam Pad is for freshwater, marine or reptile environments.