LEVOIT LV-H132 owners, these replacement filters are exactly what you need to keep your air purifier running like new! This 2-pack gives you fresh filters that capture 99.97% of particles including wildfire smoke, dust, and allergens. The 3-in-1 system has a nylon pre-filter, efficient filtration layer, and activated carbon that really tackles odors and smoke. Made with quality MERV 17 material that reduces air resistance while trapping even the smallest particles. Super easy to install - no tools needed, just pop out the old one and pop in the new. Experts recommend changing these every 6-8 months, but with wildfire season and all, every 6 months is smart. Having two means you're set for the whole year! Your purifier will run quieter and more efficiently with fresh filters. Seriously, don't wait until your current filter is completely clogged - your machine works harder and uses more energy. These are built to the same standards as the original LEVOIT filters but at a much better price. Your lungs will thank you, especially during allergy season or when there's smoke in the air.