Aquatop Aquarium Carbon Cartridge for PF40-UV Hang On UV Filter - 9 Total Filters (3 packs with 3 per pack)
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<b>[Product Information]</b><br>
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<li>9 Total Filters (3 packs with 3 per pack)</li>
<li>For Aquatop PF40-UV</li>
<li>Outer layer is made of a strong poly fiber to mechanically filter out large dirt and debris.</li>
<li>Extremely easy to use and install.</li>
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