[ Asphalt, pitch, bitumen asphalt, tar; sand, ] gravel, non-metal mosaics for building, aquarium gravel; [ filling cement, magnesia cement, roofing cement, cement mixes, plaster for building purposes; concrete, mortar, ] stone, artificial stone, marble; ceramic tiles for facing, [ plastic wallboards, ] wall panels not of metal, nonmetal roof coverings, [ felt roof coverings, ] ceramic tiles for coverings, ceramic tiles for wall linings; tiles of clay, glass, gypsum, ceramic or earthenware; concrete building panels, concrete pipes, concrete walls, pre-fabricated nonmetal architectural columns, concrete blocks, crash barriers of concrete for roads; [ panels made of plaster, walls made of plaster, ] dividing wall boards; bricks, non-metal roofing tiles; [ non-luminous and non-mechanical signs not of metal for roads; ] monuments of stone, concrete or marble, statuettes of stone, concrete or marble; [ wooden doors, wooden door and window frames, non-metal window shutters, non-metal exterior building shutters, non-metal roll shutters, Venetian blinds, parquet wood floor boards, non-metal huts, plywood, chipboard; worked timber, wooden poles, wooden beams; drain pipes made of concrete, drain pipes made of earthenware, drain pipes made of sandstone; rigid building pipes not of metal, plastic door and window frames, ] joists not of metal; [, windows not of metal, plastic doors, casement windows not of metal; decorative glass for building, common sheet glass for building, safety glass for building purposes, glass blocks for building, window glass for building; ] wall tiles, non-metal floor tiles [, laminate flooring; double glass for building, glass panels for building construction purposes; tarred strips for building, coal tar, roofing slates; non-metal swimming pools ]