Marineland Rite-Size E 12-pack, Emperor Power BIO-Wheel Filter Replacement Filter Cartridges
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<b>[Product Information]</b><br>
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<li>12 Total Cartridges (3 Packs with 4 per Pack)</li>
<li>Compatible with all Emperor BIO-Wheel filtration systems</li>
<li>Meets the highest standards of water purification and operational ease</li>
<li>Each cartridge is pre-assembled</li>
<li>Packaging may vary</li>
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