Replacement Filter Set for Winix P450 and U450 Air Cleaners – Black/White

This Winix 113250 set contains a True HEPA filter and 4 carbon prefilters that trap pet dander, smoke, odors and other allergens, so you can easily replace the filters in your Winix P450 or U450 air cleaner for up to 1 year.
Compatible with Winix P450 and U450 air cleaners
For use with your existing unit. Fits size 25 models.
True HEPA filter
Captures up to 99.97% of pet dander, pollen, mold spores, microbes and other allergens, plus absorbs odors and VOCs.
4 carbon prefilters
Trap tobacco smoke, cooking smoke, pet and household odors, large particles, pet hair and dust.
Provides approximately 1 year of filtration
Replace the True HEPA filter once every 12 months and the carbon prefilters once every 3 months for optimal performance.