Milwaukee HEPA Filter is designed to provide superior filtration for your M18 FUEL™ 3-in-1 Backpack Vacuum (0885-20, 0885-21HD). This filter installs quickly and easily, ensuring your vacuum maintains optimal performance. It effectively captures 99.97% of particles larger than 0.3 microns, making it i for fine dust collection and maintaining a cleaner work environment. With its reliable filtration capabilities, the Milwaukee HEPA Filter helps protect both your tools and your health by reducing airborne contaminants. Model Number: 49-90-1963