True HEPA Filtration: Captures small airborne particles. Perfect Blueair replacement filter designed for optimal air purification; Compatible with multiple Blueair air purifier models for cleaner breathing Premium Compatibility: Specifically engineered as a Blueair filter replacement for models 200PF, 201, 203, 205C, 210B, 215B, 250E, 270, 270E, and 303; Ensures your Blue Air purifier continues to operate at peak performance Advanced Purification Technology: Removes dust, pet dander, smoke and other particles; This Blueair air purifier filter helps reduce irritants; Creates healthier indoor environments for homes and offices Easy Installation Design: Simply remove old Blueair filter and replace with our new Blue Air filter replacement; No tools required for quick maintenance Quality Assurance: Each Blueair replacement filter is individually sealed for freshness; LifeSupplyUSA provides reliable alternatives to original Blueair filters; Maintain your air purifier's efficiency with our compatible filters