- Perfect Compatibility: Designed specifically for the 211+ Air Purifier. Please verify your model before purchasing to ensure proper fit. - 2-Stage Filter System: Features an Activated Carbon filter and H13 True HEPA filter. The Activated Carbon filter effectively absorbs unwanted household odors and fumes, including cooking smells, smoke, and pet odors. - High Efficiency True HEPA Filtration: The H13 True HEPA filter captures up to 99.97% of airborne particles as small as 0.1 microns. Ideal for homes with pets and for those who prioritize clean air. - Premium Quality: Constructed from high-quality non-woven fabric, this filter utilizes premium HEPA 13 / MERV 17 materials to significantly enhance filtration performance. Use Scenarios: - Perfect for households with pets, reducing pet dander and odors for a fresher living environment. - Ideal for kitchens, effectively eliminating cooking odors and smoke, ensuring your home smells clean and inviting. - Beneficial for allergy sufferers, as it traps dust, pollen, and other allergens, promoting better air quality and comfort. Ensure a healthier home environment with our reliable filter replacement, tailored for optimal performance and compatibility.