Use independently for capturing grinding dust and sparks or use in conjunction with the G0648 Welding Fume Extractor for overhead and downdraft dust and fume control. Removable steel curtains prevent flying sparks and the large built-in filter drawer collects dust and steel chips for easy disposal. Chrome coated baffles ensure consistent downdraft air flow when connected to the G0648 Welding Fume Extractor. Approximate shipping weight is 216 lbs.