2 Pack 45i Filter Replacement Fit for Alen BreatheSmart 45i / Flex Air Purifier H13 True HEPA Filter for Alen Breathesmart 45i Filter 2 H13 HEPA Filters + 4 Pre-Filters B4-Pure / Fl40

Compatible with: The 45i filter replacement is compatible with alen breathesmart 45i air purifier alen breathesmart flex air purifier (Please confirm your air purifier model before purchasing to ensure a perfect fit) | Packages: Package includes 2 pack 45i HEPA filters(Does not contain a layer of activated carbon particles) and 4 pack pre-filters. The 45i filter replacement contains all the required parts to complete the standard installation of your air purifier | H13 HEPA Filter & Activated Carbon Filter: Filter made of FSC-Certified paper. Outer pre filter captures large particles, such as dust, lint, fibers, hair, and attach household odors and fumes from pets, cooking, smoke, wildfire, chemical pollutants. The H13 true Hepa filter captures 99.9% of airborne particles as small as 0.1 micron in the air | Easy to Install: The 45i filter for alen breathesmart flex/45i design for easy installation, you can easily replace them very quickly. With proper maintenance, With proper maintenance, the service life of the filter can be as long as 12 to 15 months. Enjoy continuous and hassle-free air purification without the worry of constantly replacing filters (In conclusion, the replacement frequency depends on the usage of the filter.)