Compatibility: Replaces Type U 9030400, Type X 9035000, Type W 9034000 Filters. Also fits #BLB450, SSP16-500A, SSP16-600C, SS12-350A, SS14-450, SS16-SQ550, SS16-SQ650, 86MTSQ550. Compatible with 90340, SL16-575A, SS11-450, SS12-300A, SS14-350A, SS14-550A, SS14-600C, 16RT500A, 16RTP550A, 4045AH, 85L450, 85L575, SS16-450, SS16-550A, SS16-650C, 86EM350, 86L500A, 86M350, 86MT600C, 86ST450, 87L500A, 87L650C, 87M350, 87P500A, 87P650C, 92L550A, 92L650C, 92P650C, BLB550, BLB560C, CH87-650C, LB650C, MSC85EM300, MSC85L450, MSC85L500, MSC85L600C, MSC85M250B, MSCQPL55, MSCSS12-250. HEPA Filter - 99.97% Dust Removal: This shop vac filter replacement captures 99.97% of dust particles, debris, and other airborne contaminants as small as 0.3 micron. Helps reduce odors, including pet odors, while maintaining consistent suction performance. The combination of filter foam sleeve and HEPA filter provides a dual cleaning effect. Washable & Reusable: This replacement shop vac filter is washable and reusable. Rinse with water to remove most dirt, and use the included cleaning brush for a thorough clean. Simple and quick maintenance, completed in minutes. Double Filtration: The foam sleeve helps block large particles, protecting the filter from premature wear. It also aids in odor absorption and captures fine debris, enhancing air cleaning performance. Color: As shown in picture Material: Plastic Package Contents: 2 x Filter, 2 x Lid, 4 x Filter Cotton, 1 x Cleaning Brush Note: Light reflection and different displays may cause slight color variation between the image and actual item. Measurement error allowed is +/- 1-3 cm.