Building materials, namely, prefabricated wall panels made of straw bale or hemp, prefabricated wall cladding made of straw bale or hemp, timber, plaster, lime render, wooden flooring; non-metal exterior structural panels for building made from straw bale or hemp, non-metal interior structural panels for building made from straw bale or hemp; non-metal wall and roof materials, namely, slates, tiles, shingles, wooden boards; non-metal wall and roof cladding for construction and building