OASE BioStyle Biological Filter Foam Set of 2 - Aquarium Filter Media Part # 842

OASE BioStyle Biological Filter Foam Set of 2 - Aquarium Filter Media Part # 84245

• Fits OASE BioStyle filters
• The BioStyle 30 ppi filter foam provides 2-in-1 filtration by catching debris/waste and promoting growth of beneficial bacteria
• Provides mechanical and biological filtration results in cleaner, healthier water
• Contains two replacement cartridges - fit inside the chamber of the BioStyle Power Filter series
• Biological filter foams should be replaced after 12-18 months, depending upon aquarium size, number of fish and plants, and declines in filter performance
• Filter foams fit inside the filter frames (not included). Rinse foams with water before use.