TETRA WHISPER EX CARBON FILTER CARTRIDGE Supplies Excellent heat conductor and egg-laying

Excellent heat conductor and egg-laying medium for many reptiles

string and hair algae

Provides a great place for fish to explore by providing a cave-like hiding place for aquatic inhabitants

The Marineland® brand designs the filter cartridges to meet the absolute highest standards of water purification

TETRA WHISPER EX CARBON FILTER CARTRIDGE Supplies Excellent heat conductor and egg-layingUnique 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