Tetra whisper bio foam grid replacement kit. 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.
Tetra whisper bio foam grid replacement kit. 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 ...
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