Alen Air BF35 Air Purifier Filter. Filter fits BreatheSmart Air Purifiers. It is recommended that you change your filter every 3-6 months. Absolutely Essential for Allergy Sufferers! Designed & Engineered by Crucial Air.
This is a generic product designed and engineered in the United States by Crucial Air. This is not a Alen Air® OEM product and is not covered under any Alen Air® manufacturer's warranty. The Alen Air® brand names and logos are the registered trademarks of their respective owners. Any use of the Alen Air® brand name or model designation for this product is made solely for purposes of demonstrating compatibility.