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Feature

4 count Aqueon Replacement Internal Filter Cartridges (2 packs of 2)
Each small size cartridge measures 3.4 x 1.4 x 5.8 inches
Dense foam mechanical filtration removes particles and debris
Activated carbon chemical filtration removes toxins, odors and discoloration
Small Cartridge fits QuietFlow Internal Filter models AT10 (one) and AT 15 (two)

Description

Each cartridge acts as a two stage filter. The dense foam outer layer removes dirt and particulates while inside the activated carbon removes odor, organics and discoloration. The rigid frame ensures that water passes through the cartridge, and not around it, for optimal water filtration.