Dual path kiln improvement

A dual path kiln is provided that includes a kiln having one or more chambers and at least two lumber charge paths adapted to convey lumber through the kiln in opposite directions by means of a track having two rails in which a pusher device pushes the lumber through the kiln and comprises a variable output electric motor to effect a high degree of accurate control of the movement speed of the pusher device and the lumber it's pushing and wherein the pusher device includes a faceplate having two side walls extending from said faceplate to engage the side of the lumber in order to greatly enhance stability of the lumber while it is being transported and minimize the risk of spillage.