Aqua One Filter Sock 150 Micron Mesh To Trap Fine Particles Sump 50103
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Aqua One Replacement Filter Sock Single Pack 50103
The Aqua One filter sock uses a 150 micron mesh to trap fine particles which prevents them from settling in the sump or being circulated back into the aquarium. This leads not only higher water quality and healthier aquarium inhabitants but also greater water clarity and greater overall visual aesthetics.