Alen Air Filter B4 Fresh Replacement Hepa Filter For Breathesmart 45I & Flex Air Purifier Captures Allergens & Mold + Odors &

Alen'S Standard Medical-Grade H13 True Hepa Filter Provides Outstanding Wellness-Boosting Protection. It Captures 99.99% Of Dust, Allergens, And Harmful Fine Pollutants As Small As 0.1 Microns. The Air Filter Replacement Lets You Enjoy 800 Sq Ft Of Clean And Healthy Air Every 30 Minutes, And You Need A Replacement Air Filter For Air Purifier To Enjoy A Continuous Supply Of Clean Air. Using The Right Air Filter Also Extends The Life Of True Hepa Air Purifier. The Air Purifier Has A Filter Indicator Light That Tells You When A Replacement Air Filter Is Required. After Replacing The Filter, Reset The Indicator Light On The Air Purifier. Hold Down The Button Until The Light Turns Green. Please Note: We Do Not Recommend Using Filters In Your Flex Or 45I Other Than Alen Replacement Filter For Breathesmart Flex & 45I Air Purifiers. Other Brands May Cause Damage To The Unit And It Will Not Run Efficiently.