The Whisper Bio Bag is an easy to use disposable filter cartridge that provides additional biological filtration to eliminate harmful ammonia. Filter pads trap particulate matter while carbon removes dissolved wastes, odors, and gases.
Sizes for Whisper Bio Bag Filter Cartridges:
- Small cartridges fit model 3i
- Medium cartridges (Jr.) fit models 10 & 10i
- Large cartridges (Regular) fit models 20, 30, 40, 60, 20i, 40i
- X-Large cartridges fit models 4 & 5