Oase Biological Filter Foam for the BioStyle (2 Pack)

Part #: BD-55-05-842457

Product Description

The Biological Filter Foam Set of 2 for the BioStyle 20, 30, & 50 and BioStyle Thermo 30 & 50
2-in-1 Filtration – The BioStyle 30 ppi filter foam provides 2-in-1 filtration by catching debris and waste while promoting growth of beneficial bacteria
Coarse Filter Foam – Provides mechanical and biological filtration results in cleaner, healthier water for your aquarium inhabitants
Contains two replacement foams that fit inside the chamber of the BioStyle filter. Quantity needed depends on the size of the filter.
Changing the filter foam – 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.