Our most compact HEPA dust extractor with the power of units twice it's size. Equipped with a multi-stage filter system including sock style primary filter, and a large capacity "tested and certified" HEPA filter. Long-Life commercial grade motor with built-in noise suppression. Jet Pulse for filter cleaning, coupled with Pullman Ermator's unique Longopac dustless disposal make this an excellent choice for picking up wood and concrete dust in various construction/restoration projects.