This High Quality Replacement HEPA Filter with Foam Fits Dirt Devil F13 Reaction Dual Cyclonic, Reaction All-Surface, Reaction Fresh, and Action Vacuum Cleaners. Compare to Dirt Devil F13 Filter Part # 3LK0540001. Absolutely Essential For Allergy Sufferers! Highly recommended to change your filter every 3 to 6 months for the extended life and use of your Dirt Devil F13 vacuum cleaner. Designed & Engineered By Crucial Vacuum.Fits the Following Models:    Reaction Dual Cyclonic- M110002, M110000, M110005    Reaction All-Surface- M110008    Reaction Fresh- M110006    Action- M110020 This is a generic product designed and engineered in the United States by Crucial Vacuum. This is not a Dirt Devil OEM product and is not covered under any Dirt Devil manufacturer's warranty. The Dirt Devil brand names and logos are the registered trademarks of their respective owners. Any use of the Dirt Devil brand name or model designation for this product is made solely for purposes of demonstrating compatibility.