Patent ID: 8635824

Claim:
A substantially rectangular panel of expanded foam having a first face and a second opposite face, the panel comprising: at least one plastic mounting element at least partially embedded into the panel; the mounting element including: a first substantially planar portion extending in a plane parallel to the faces of the panel; a second substantially planar portion extending in a plane parallel to the faces of the panel; ribs extending between and perpendicular to the first portion and the second portion, the mounting element having an I-beam type cross-section through the ribs, the ribs being spaced apart and defining openings between the first portion and the second portion, with the expanded foam extending through the openings and surrounding the ribs and the first and second portions, the second portion forming mechanical interlocks opening to the second face of the panel, each of the mechanical interlocks defining a widened portion narrowing to a neck portion at one of the faces of the panel configured for receiving adhesive and interlocking with the adhesive; connecting portions along edges of each panel for fitting edges of the panel to similar adjacent panels.