Bio-Foam Pad for U4 Underwater Filter, 2-Pack

1. Mechanical filter media
2. Effectively traps medium to large solid waste and debris
3. Prevents premature clogging and extends life of subsequent filter media
4. Ideal for medium and coarse filtration
5. Hollow body promotes even water distribution
6. For best results, replace every 6 months
7. For use in freshwater and saltwater aquariums

Description

Specifically designed for the Fluval U4 filter, the U4 Bio-Foam Pad captures large particles and debris for effective mechanical filtration.

• Mechanical filter media
• 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
• Convenient 2-pack format