The PDC Series is made up of the Deluxe and Essential packages. The Deluxe package features the Sander1600DC and the CAV 12 tank vacuum, along with the deluxe vacuum tool kit. The Essential package features the RS-16DC and the CAV 12, with the standard vacuum tool kit. The PDC series is now the most productive, most quiet and most aggressive portable dust containment series available in the professional floor sanding industry.