Structural building materials including foam and excluding styrene; Building components including polyurethane foam; building materials including insulating foam; insulated building materials; structural insulated building panels for walls, floors, ceilings, roofs; prefabricated nonmetal building kits including all components to form single and multilevel structures; Building materials in the nature of non-metal modular building components for residential and commercial structure, namely, non-metal composite structural panels and connectors; complete structure building kits in the nature of prefabricated building kits, not of metal, comprising all components to form the structure and assemble it on-site for single and multilevel structures, namely, non-metal structural composite panels and connectors, doors, windows, and roofing material