Compatibility and fit - Compatible with LEVOIT Core 300, Core 300S, Core 300-P, and Core 300S-P air purifiers. Replacement for the Core 300 Original filter, part number Core 300-RF. - NOT compatible with Core MINI, 200S, 400S, or 600S. Please verify your model and filter size before purchasing. What you get - Value pack includes 2 Core 300 True HEPA filters. - Designed for easy replacement and ongoing maintenance of your LEVOIT Core 300 series purifier. Replacement guidance - For optimal performance, replace the filters every 6 to 8 months, depending on usage and environment. Performance and air quality - Fresher indoor air: Efficiently removes dust, pollen, pet odors, dander, smoke, and wildfire smoke from indoor air. - True HEPA filtration helps capture small particles to support cleaner air in living spaces. Fit and material - Perfect fit for LEVOIT Core 300 series purifiers; mounts and seals like the original filter. - Uses True HEPA filtration to deliver dependable particle removal performance. Use scenarios - Seasonal allergies at home: Reduces pollen and irritants in the living space for more comfortable time indoors. - Pet owners: Helps minimize pet odors and dander in rooms where you spend the most time. - Smoke or cooking odors: Improves air quality during wildfire events or in kitchens with regular smoke and odor concerns. Compatibility note - All manufacturers' names and part numbers are used for compatibility information only. This information is provided to help identify the correct replacement filter.