Tetra Whisper Ex Carbon Filter Cartridge Aquarium Filter Insert – Large – 4 Pack Supply

Tetra Whisper Ex Carbon Filter Cartridge Aquarium Filter Insert – Large – 4 Pack

• Unique cartridge design: round modern design continuous flush performance improved biological filtration.

• Improved flow rates and multi-density floss.

• Timestrip cartridge change indicators included.

• 4 cartridges per pack fits whisper ex30 ex45 ex70