Tetra Whisper Bio Foam Grid Filter Replacement Kit Whisper 30, 40 & 60 Bio Foam Grid
Bio Foam provides an extreme amount of surface area for optimal biological filtration in the Tetra In Tank Whisper power filters. The Bio-Foam Grid fits the Whisper In-Tank Power Filter. Each Whisper Bio Foam Kit includes foam and a plastic frame. For best results, replace the Bio Foam Grid according to the manufacturers recommended maintenance schedule.
- For use with Whisper 30/40/60 Power Filters.