The Winix P Replacement Carbon Filter 4-Pack (115119) includes 4 carbon pre-filters for a full year's worth of carbon filtration in your Winix air purifier.

Previously known as size 21 filters, they're ideally used with Winix Washable HEPA Filters (115122), which are sold separately.

Compatible Models

Fits Winix Air Cleaner Model 5500.

Filter Dimensions

Approximate filter dimensions:

• 16.4"(H) x 12.5"(W) x 1.3"(D)

Filter Set Features

• Includes 4 Activated Carbon Filters (1-year supply)
• Improves the quality and freshness of the air by capturing chemical vapors and odors.
• Replace the carbon filters every 3 months