About this item

• UNASSEMBLED REPLACEMENT CARBON FILTER: Keeps aquarium water crystal clear – removes odors and discoloration.
• CATCHES DEBRIS: Dense, dual-sided mesh filters debris and fish waste.
• FITS TETRA WHISPER WATER FILTERS: Color coded to make it simple to remember which replacement cartridge size to purchase.
• CONVENIENT: Easy to assemble and easy to replace.
• USAGE: Change monthly or sooner if needed.