This contract is for the procurement of a quantity of four (4) self-contained, industrial-grade downdraft table. The equipment is intended to provide source capture of airborne contaminants generated ... This contract is for the procurement of a quantity of four (4) self-contained, industrial-grade downdraft table. The equipment is intended to provide source capture of airborne contaminants generated during welding, grinding, cutting, and similar industrial processes for the Anniston Army Depot, Directorate of Risk Management, Industrial Support Division.