Tetra Whisper Large Filter Cartridges 8 Pack replacement unassembled cartridges for Whisper power filters. Fit 20, 30, 40 and 60 gallon Power Filters and compatible with 20i and 40i internal filters; keeps water crystal clear, easy to assemble, change monthly. Often used to store spare filter media during maintenance.
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Tetra Whisper Large Filter Cartridges 8 Pack

Key item features


  • - Keeps water crystal clear for healthier fish
  • - Easy to assemble
  • - Change monthly

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Current price is $19.97

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