AAF's line of DownDraft Benches offers a hands-free method of capture at the source of fumes and dust. 

Model DDB-3000D is a portable unit equipped with an automatic reverse-pulse cartridge cleaning system that is activated each time the unit is shut down. The unit offers a 48" x 48" x 36" work surface with integrated overhang on each side of the table to provide for two work stations, along with a standard steel bar grating, two pleated cartridge filters, magnetic motor starter, and silencer.