Hongfa 3pcs HEPA Filters Replacements for iRobot Roomba 880 980 960 800 860 870 Vacuum Cleaner Parts (800, 900 Series) and Cleaning Brush Replacement Roomba Filters Fit Model: irobot Roomba 800 900 series 870 880 980 Hepa filter High Efficiency Particulate Air filters Replacement irobot Filters FeaturesTo maximize cleaning performance, clean the iRobot Roomba filter once per week (twice per week in homes with pets). Replace the irobot roomba filter every 2 months. It was made of high quality PC, fully use of efficient filter material. Replacement irobot Hepa Filters Advantages : The Replacement roomba filter substantially increaser the amount of dust , pollen ,pet dander and allergens captured by the innovative filter design . How To Clean Roomba Filter : 1.Remove the vacuum bin, and then press and lift the filter door release tab. Remove roomba hepa filter by grasping the yellow tab; 2. Shake off debris by tapping the roomba filter against your trash container. Package Included: 3pcs Hongfa Replacement Roomba 800 900 Hepa Filter kit AND 1pcs Free Cleaning Brush . The roomba filter substantially increaser the amount of dust , pollen ,pet dander and allergens captured by the innovative filter design . To maximize cleaning performance, clean the iRobot Roomba filter once per week (twice per week in homes with pets). Replace the irobot roomba filter every 2 months. 3pcs Hongfa Replacement Roomba 800 900 Hepa Filter kit 1pcs Free Cleaning Brush