Building materials made of marble, granite or hard stone; floors, not of metal; non-metal coverings for wooden decks to extend the life of the deck; non-metal roof coverings; slabs, not of metal, for building; pre-fabricated nonmetal architectural columns; non-metal tiles for floors and walls; architectural moldings and finish trim made of marble, granite or hard stone; monuments, statues and figurines of marble, granite or hard stone; chimneys not of metal; interior construction elements mad...