Prevent issues before they start.
Replacing your filter cartridge once a month is just good, basic fishkeeping practice. So is changing 25% of your water. Do each at the same time and remember to use Tetra® AquaSafe® before adding new water to your tank.
Whisper? Bio-Bag? Cartridges with Stay Clean? Technology
Whisper? EX Carbon Filter Replacement Cartridges
Whisper? Bio-Bag? Replacement Cartridge (Unassembled)
Whisper? Bio-Bag? Replacement Cartridges
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