Pullman Ermator's HEPA dust collectors are powerful, portable vac/separators that can be used alone for wide variety of pick-up applications, and to supplement hand/floor power tools for dustless grinding, sanding and drilling. Excellent for both wood , concrete dust, lead paint and other construction, restoration materials where fast, dustless recovery is required to maintain productivity and clean-air working environment. All units include individually tested and certified HEPA filters and Pullman Ermator's unique direct "dustless" deposit into poly bags for safe, easy handling and disposal.