Tetra - Whisper® Bio-Bag® Replacement Cartridge (Unassembled)

Whisper® Bio-Bag® Cartridges complete the Whisper® Power Filter package for a clean, easy-to-maintain aquarium. The Whisper® Bio-Bag® multi-packs come unassembled and offer economical pricing on larger quantities.

Fits:
Small-3i Internal
Medium- PF10 Power Filter, 10i Internal and Reptofilter 90 GPH

Instructions:

1. Detach clip from Aerobic Frame^® and slide the filter bag over the frame.
2. Add one packet of Ultra-activated^® carbon.
3. Press the Aerobic Frame flaps down over the top of the filter bag and press the clip down over the flaps.
4. Rinse under cool tap water to remove carbon dust.
5. Insert the Bio-Bag^® into filter slots.