Upstream of the formatting unit, an ultrathin coat of the Adwood special release agent LPZ/II is applied to the top and bottom face of the workpieces (edge area) by means of an electronically controlled release agent spraying unit. This prevents squeezed out glue from adhering to the workpiece. A thin application of the release agent in the edge area is delivered at 1 litre for 5,000 running meters is said to guarantee a perfect result. The spraying unit requires a 3 bar compressed air connection and a 230 V outlet. The special release agents are adapted to all commercially available glues.