Tetra - Whisper Filter Cartridge Medium 4 PackTetra's New EX Filter Cartridges provide both mechanical and chemical cleaning of your aquarium's water. Includes new Timestrip Technology. Improved biological performance with Multi-Density Floss Continuous flush performance Round, modern design Replacement cartridge for Whisper EX20 Power Filter New Timestrips included with each filter cartridge
- REPLACEMENT CARBON FILTER: Keeps aquarium water crystal clear, healthy and polished – activated carbon removes odors and discoloration.
- CATCHES DEBRIS: Layers of multi-density floss effectively trap even the smallest particulates.
- FOR TETRA WHISPER EX POWER FILTERS: Available in medium and large sizes to fit the range of Tetra Whisper EX Filters.
- CONVENIENT: Replacement filter cartridges are fully assembled and ready to use.
- USAGE: Change monthly or sooner if needed.
- REPLACEMENT CARBON FILTER: Keeps aquarium water crystal clear, healthy and polished – activated carbon removes odors and discoloration.
- CATCHES DEBRIS: Layers of multi-density floss effectively trap even the smallest particulates.
- FOR TETRA WHISPER EX POWER FILTERS: Available in medium and large sizes to fit the range of Tetra Whisper EX Filters.
- CONVENIENT: Replacement filter cartridges are fully assembled and ready to use.
- USAGE: Change monthly or sooner if needed.
