$58.00
Alen B4-Pure Hepa Air Purifier Filter | F10001Lowe's$76.00and up
Alen B4-Fresh + Carbon Hepa Air Purifier Filter | F10002Lowe's & 1 more$168.12
alen 75i breathesmart air purifier replacement filter, allergies + odor + smoke, whiteNewegg$49.00
Alen Air Filter TF60-Pure Replacement HEPA Filter for T500 Air Purifier - Captures Allergens, Dust, & Mold (1 Filter)Amazon$606.00and up
BreatheSmart 75i 1300 SqFt Air Purifier with Fresh HEPA Filter for Allergens, Odors, and SmokeWayfair & 1 more$351.00and up
BreatheSmart 45i 800 SqFt Air Purifier with Pure HEPA Filter for Allergens, Dust, and MoldWayfair & 1 more$288.00
BreatheSmart FLEX 700 SqFt Air Purifier with Pure HEPA Filter for Allergens, Dust, and MoldWayfair$35.99
45i Replacement Filter Compatible with Alen BreatheSmart Flex and 45i Pure Air Purifier, 3-in-1 H13 Grade True HEPA High-Efficiency Activated Carbon Filter, B4-Pure, 1 True Hepa Plus 4 Carbon FiltersAmazon$34.99
6 in. x 11 in. x 1.5 in. Replacement HEPA Filter Fits Alen BF15A HEPA-Pure A350 Air PurifierThe Home Depot$43.57
13x15x2.75 Replacement HEPA Filter Fits Alen FF50 HEPA-Pure BreaThe Smart FIT50 Air PurifierThe Home Depot$287.12and up
Alen BreatheSmart Flex 700 Sq. Ft. Air Purifier with Pure Hepa Filter for Allergens, Dust & Mold - Weathered grayMacy's & 1 more$279.00and up
Alen Air Purifier BreatheSmart Flex HEPA w/ VOC/Smoke Filter - 1400 Sq. Ft - Perfect for Bedrooms - Captures Allergens, Dust, & Mold + VOCs & SmokeAmazon & 1 moreSAVE $98.54
$280.46$379.00
Alen BreatheSmart Flex Air Purifier with Odor, True Hepa Filter for Allergens, Pet, Diaper and other Unwanted Odors - 700 SqFt - WhiteMacy's$229.22and up
Alen BreatheSmart Flex 700 Sq. Ft. Air Purifier with Fresh Hepa Filter for Allergens, Dust, Odors & Smoke - WhiteMacy's & 1 more$889.99
T500 Room HEPA Air Purifier with FreshPlus Filter Alen Color: GraphiteWayfair$560.90
Alen Fit50 Air Purifier, Quiet Air Flow For Large Rooms, 900 Sqft, Air Cleaner For Allergens, Dust, Mold, Pet Odors With Long Filter LifeNewegg