Two pack of HEPA replacement filters is for the Express series office vacuum. The HEPA filter captures soot, pollen, allergens, mold, black toner and most color toner. The immediate containment, one quart HEPA filter, manufactured with Pentair® brand media is 99.97% efficient at .3 micron and includes three layers of 56 pleat media. The three layers consist of one cellulose layer and two glass layers. The HEPA filter captures everything from hazardous particulate, dry chemical, bed bugs, cockroaches, rodent droppings and much more.
