• SET OF 4: The Westinghouse Humidifier Replacement Filter comes in a pack of 4 filters
• HONEYCOMB FILTERTRAP SYSTEM: Designed to diffuse moisture and emit clean, uncontaminated mist by preventing harmful particles and other pollutants from entering the air
• ADDED PROTECTION: Made to protect your humidifier during routine use. Crafted to remove impurities, pollutants, and minerals from the water in the humidifier
• CLEAN AND BREATHABLE AIR: Provide soft and healthy mist for cleaner moisture in your home, bedroom, office, or nursery
• COMPATIBLE WITH WESTINGHOUSE HUMIDIFIERS: These filters are well suited for models WSHUJ2258C, WSHUJLR2258WH, and WSHUJLR2258GY