Tetra Whisper Filter Cartridges 6 Count | PetSmart

Product Description

Tetra Whisper Filter Cartridges help keep aquarium water sparkling clean. The dual-sided mesh catches debris and fish waste, and Ultra-Activated carbon removes odors and discoloration. Use these small replacement filter cartridges in your Tetra Whisper 3i Internal Filter. These filters are ready to use for your convenience. To install, first rinse the cartridge under cool tap water until the water runs clear. Insert cartridge into the filter. For best results, change your filter cartridge monthly or more often if there is reduced water flow. Pack contains 6 small replacement cartridges. An aquarium filter not only cleans the water your fish breathe, but it also keeps your tank looking prist…