Compatible Models: Our 45i Filter Replacement is perfect for the Alen BreatheSmart Flex and 45i air purifier. Please check your air purifier model!It works just as well as the original.
Premium Filtration: The 45i Replacement Filter works with a high-efficiency 3-Stage H13 True HEPA filtration system including Pre-Filter, H13 Grade True HEPA Filter and Activated Carbon Filter, can catch 99.97% of airborne particles as small as 0.3 microns in size to attach, keeping your home free from pet hair, dander and odours.
Cost-effective Packages：Contains 1 pack 3-Stage H13 True HEPA filtration system including Pre-Filter, H13 Grade True HEPA Filter and Activated Carbon Filter also 2 pack extra replacement Pre-filter.
Easy To Install: The 45i HEPA Filter Replacement is easy to install, you don't need any tools. Replace True HEPA Filter Set every 9-12 months and Pre-filter every 4-6 months for optimal performance.
After-sales service：The 45i filter is a great option to your healthy breathing. If you have any problems, please contact us by email.
