Sand; gravel; glass mosaics for building; non-agricultural lime; cement mixes; plaster; concrete; mortar; stone; artificial stone; marble; wall linings not of metal for building; concrete building wall panels; concrete pipes; concrete blocks; concrete walls; concrete columns; beams not of metal; concrete prefabricated buildings; concrete columns; concrete pillars; concrete building elements in the nature of blocks; transportable buildings not of metal; fence panels not of metal; building panels not of metal; wall panels made of plaster; walls made of plaster; non-metal dividing wall boards; wooden doors; wooden door and window frames; window shutters not of metal; parquet floor boards; non-metal huts; plywood; chipboard; worked timber; wooden poles for building; wooden beams; gutter pipes not of metal; drain pipes not of metal; rigid pipes not of metal for building; plastic door and window frames; joists not of metal; windows not of metal; plastic doors; window casements not made of metal; glass blocks for building; window glass for building; building masonry surfaces for exterior of buildings; double glass for building; glass panels; tarred strips for building; coal tar for building; decorative aquarium stones; fireplace bricks; fireplace mantels; fireplace surrounds; flagstones; gazebos not primarily of metal; pavers; paving blocks; paving stones; sculptures made of cement, marble or stone; slate; stained glass windows; statuettes made of stone, concrete or marble; building materials not of metal, namely, bricks; stone and tile products, namely, ceramic tiles, polished and finished granite, slate, marble and limestone; tiles for paving; tiles of clay, glass, ceramic, granite, marble and earthenware for flooring and facing; ceramic floor and wall panels; ceramic tile flooring; ceramic tiles for wall coverings; grout mixes