e/Structural insulated panel

Information
has gloss	eng: Structural insulated panels (or structural insulating panels), SIPs, are a composite building material. They consist of a sandwich of two layers of structural board with an insulating layer of foam in between. The board can be sheet metal or oriented strand board (OSB) and the foam either expanded polystyrene foam (EPS), extruded polystyrene foam (XPS) or polyurethane foam.
lexicalization	eng: Structural insulated panel
instance of	(noun) material used for constructing buildings building material