Whisper® Bio-Bag® Replacement Cartridge (Unassembled)
by Tetra
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- Conveniently and ready to use disposable filter cartridges unassembled
- Clear water made simple.
- Carbon absorbs odors and discoloration.
- Dense dual sided mesh catches debris and fish waste.
- Easy to use.
Fits:
Small-3i Internal
Medium- PF10 Power Filter, 10i Internal and Reptofilter 90 GPH
Large- 20, 30,40 and 60 Power Filters and 20i & 40i Internals
XL-Whisper 4 and 5, TetraTec 300 and 500