Commercial Exterior Wall Panel — WPC Exterior Wall Panel This First Generation commercial-grade WPC board (profile 155x20mm, Snap tongue and groove, glue-free quick installation) is engineered for building facades, exterior wall cladding and commercial wall coverings. As part of our first-generation exterior wall panel range, it is produced from wood plastic composite with a snap tongue-and-groove edge for glue-free quick installation. The snap tongue-and-groove design allows