Winix 115122 PlasmaWave Series Long Life Washable Filter, Size 21, carbon pre-filters(4)
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<b>[Product Information]</b><br>
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<li>Includes one washable true-hepa filter and 4 Carbon filters (one year supply)</li>
<li>True-HEPA filter can be washed up to 3 times before replacement is needed</li>
<li>Removes 99.97% of all airborne pollutants as small as 0.3 microns</li>
<li>Carbon filters remove odors</li>
<li>Fits the Winix air cleaner 115122 5500</li>
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