Maximum Compatibility: Filters with DC28C Allergy Parquet, DC28C ErP Multifloor, DC28C ErP Musclehead, DC28C ErPi, DC28C Exclusive, DC28C Multifloor, DC28Ci, DC37, DC39 Animal Complete, DC39 Animal, DC39 ErP Animal, DC39i , DC39i, DC3 DC39i, DC39i, DC39i, DC39i, DC39i, DC39i, DC39i, DC39i, DC39. 39 Multilayer, DC39C ErP Animal, DC39C ErPi, DC39i and DC53 ErP Total Clean Purifies the environment: prevents the circulation of allergens in the indoor air, traps dust, animal hair, dust mites and more. Washable and Reusable: The filter is washable for longer life. Easy to install and extend the life of your vacuum cleaner. QUALITY: Compatible spare parts are designed, tested and manufactured with durable materials to last. SATISFACTION OR MONEY BACK GUARANTEE: If the product is incompatible or defective, we will refund your payment. If you have any questions or problems, please feel free to contact us. contact us. TIP: For optimal performance, we recommend cleaning the filter monthly and replacing it every 2-3 months. Cleaning the filter helps your vacuum motor. This is because the motor has a small workload and a long life.