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Winix Size 21 Ultimate Washable True HEPA Filter Cassette Set

Maintain your home's clean air and fresh scent with this Winix washable filter cassette set.



  • Convenient filter cassette lasts for up to full year of filtration
  • Absorbs and neutralizes offensive pet and household odors
  • Filtration removes all airborne particulates as small as 0.3 microns


  • True HEPA filter
  • Washable pre-filter
  • Washable carbon filter


  • 17''H x 14''W x 3''D
  • Fits Winix U300, P300, WAC9500, WAC9000, WAC5000, WAC6300, WAC5500, WAC5300 and WAC5000B air cleaners
  • Model no. 114190

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