1. Compatible Models The 115115 high-efficiency filter replacement is designed specifically for Winix PlasmaWave air purifiers, including models C535, 5300, 5300-2, 5500, 5500-2, 6300, 6300-2, P300, 9000, AM80, and AM90. This ensures optimal performance for your air purification needs. Note: This package contains replacement filters only; no air purifier is included. 2. Superior Craftsmanship Made from premium non-woven fabric, the 115115 filter utilizes advanced technology that reduces energy consumption and enhances filtration efficiency. Its lower density structure allows for maximum airflow with minimal pressure, providing superior filtration without straining your air purifier. 3. Excellent Filtration Breathe easier with the 115115 high-efficiency filter, designed to capture at least 99.97% of airborne particles and impurities as small as 0.3 microns. This includes dust, pollen, pet dander, and unpleasant odors, ensuring that you enjoy fresh, clean air every day, all year round. 4. Cost-Effective Solution Each package includes four 115115 high-efficiency filter replacements. For optimal performance, it is recommended to replace your filter every 6-8 months, depending on usage and environmental factors. Remember to disconnect the power supply before replacing the filter for safety. Use Scenarios: - Ideal for households with pets, effectively reducing allergens and odors. - Perfect for allergy sufferers, providing a cleaner indoor air environment. - A great choice for families with children, ensuring a healthy living space away from harmful particles.