This is not a Winix OEM product. Compatible with Winix plasma wave air cleaner models WAC5300, WAC5500, WAC6300, 5000, 5000b, 5300, 5500, 6300 & 9000. Size:2 HEPA & 8 Pre-Filters. 2 HEPA filter and 8 Carbon pre-filters included for odor reduction.
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