Penn Plax Small World Filter Unit and Replacement Cartridge for Small Tanks
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<b>[Product Information]</b><br>
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<li>Helps keep your small aquarium healthy and looking beautiful</li>
<li>Specifically designed for small aquariums up to 5 gallons</li>
<li>Includes air pump, filter, mounting bracket & tubing</li>
<li>Clears discoloration and removes harmful contaminants & odors</li>
<li>High quality carbon/zeolite cartridge for chemical filtration and a foam block filter for mechanical & biological filtration</li>
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