Non-metal floor sheets made of synthetic resins; non-metal floor sheets for stairs treads made of synthetic resins; non-metal floor tiles made of synthetic resins; plastic building materials, namely, tiles, floorboards, skirting boards and floor sheet filler rods; asphalt and asphalt for building and construction; plaster for building purposes; non-agricultural lime for use in building and construction; pre-fabricated non-metal buildings; cement and its products, namely, cement mixes, concret...