Powered by compressed air, Guardair 20 Gallon Static Conductive Drum Vacuums are ideal for vacuuming up chips, dust, debris, liquids, or sludge. Electrically bonded components and static conductive attachment options eliminate static electricity at the source for safe, effective, and efficient performance. Designed to handle the toughest of cleaning jobs, Guardair Static Conductive Vacuums generate exceptional vacuum lift and vacuum flow. Kit includes the most popular vacuum attachments and accessories. Non-returnable item.