Cartridge Filter, For Vacuum Type Backpack Vacuum, Fits Vacuum Brand Nilfisk, Fits Vacuum Models GD10, GD5, Filter Pickup Type Dry, Filtration Type HEPA, Filter Efficiency 99.97 Percent at 0.3 micron, Filter Material Paper, Filter Reusability Non-Reusable, Height 2 3/4 in, Length 5 1/2 in, Width/Diameter 5 3/4 in Backpack vacuum filters fit compatible backpack vacuums to stop dust and allergens from recirculating during vacuuming. They filter fine particles from the vacuumed air as it exits the vacuum's exhaust port.
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