Unicel C-8399 8000 Series Caldera Spa Replacement Cartridge, 100 sq. ft./8" x 16"
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<b>[Product Information]</b><br>
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<li>Industry's most complete line of replacement filter elements</li>
<li>Caldera spas</li>
<li>Sharp pleat folds maximize spacing between pleats</li>
<li>Tough urethane end caps assure durability for the life of the cartridge</li>
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