Embodiments of process kits for us in a substrate processing chamber are provided herein. In some embodiments, a process kit for use in a substrate processing chamber includes an annular body configured to surround a substrate support and having an upper portion, a lower portion, and a central opening through the upper portion and the lower portion, wherein the upper portion includes sidewalls coupled to an upper flange that defines an outer diameter of the annular body, wherein the upper portion includes a plurality of first holes disposed through the sidewalls, and wherein the upper portion includes one or more heating elements; and a shield disposed about the annular body, wherein the shield includes an exhaust port fluidly connected to the plurality of first holes.