Product Information
- REPLACEMENT AIR FILTER: For BreatheSmart Flex & 45i Air Purifiers ONLY. Find your model number on the top panel below the power button to ensure you get the right HEPA filter for your unit. Install and breathe well-filtered air in no time.
- B4-PURE FILTER: Built with fine mesh, this air purifier filter traps allergens, asthma, and other health triggers like dust, dander, pollution, aerosolized viruses, and bacteria. The frequency of filter replacement depends on air particulates present.
- TRUE HEPA: 3-Stage H13 True HEPA filtration captures 99.99% of particles as small as 0.1 microns. HEPA air filtration is the third of five stages where the air filter can trap viruses, bacteria, and mold spores, not just pollens and allergens.
- EXTRA LONG FILTER LIFE: With Alen HEPA air purifier replacement filters, you may only need to change the air filter every 9-12 months. Pure air replacement filters can trap as many air particles for longer for better indoor air quality you can enjoy.
- Our standard medical-grade H13 True HEPA air filter offers outstanding protection by removing 99.9% of dust, allergens, and harmful fine pollutants as small as 0.1 microns. Every 30 minutes, our product can purify your home or office air depending on the model of Alen air purifier.