- Compatibility : The C545 Replacement Filter with H13 True HEPA technology is designed specifically for the Winix C545 Air Purifier. It replaces parts 1712-0096-00 and 2522-0058-00. Please verify that your air purifier model matches our HEPA Filter specifications before purchasing. - Superior Filtration : Our replacement filter utilizes advanced composite wet framework material to effectively capture 0.3 micron particles. It filters 99.97% of airborne contaminants, including pet dander, dust, and allergens, ensuring cleaner air in your home or office. The high-efficiency activated carbon layer minimizes odors from pets, cooking, smoke, and volatile organic compounds, making your space more pleasant. - Value Package : This affordable filter package includes 2 H13 True HEPA Filters and 8 Activated Carbon Filters, specifically for use with the Winix C545 Air Purifier. Each filter measures 13.1 x 10.9 inches. Regular replacement every 3-6 months is recommended based on air quality and usage frequency to maintain optimal performance. - User-Friendly Replacement : Changing filters is simple and tool-free, allowing you to replace old filters in minutes. This ease of use contributes to cleaner air without hassle, making it a convenient choice for busy households or offices. - Practical Applications : Ideal for use in homes with pets, in kitchens where cooking odors linger, or in spaces where allergens like dust and pollen circulate. This filter ensures that you and your family breathe healthier air every day.