Sand, gravel, crushed stone, asphalt, bitumen, cement, gypsum, plaster, concrete, marble blocks for building, construction, road construction purposes; building materials (as finished products) made of concrete, gypsum, clay, potters' clay, stone, marble, wood; plastics and synthetic materials for building, construction, road construction purposes; non-metallic buildings, non-metallic building materials, poles not of metal for power lines, barriers not of metal, natural and synthetic coatings in the form of panels and sheets, being building materials, bitumen cardboard coatings for roofing, bitumen coating for roofing, doors and windows of wood and synthetic materials; traffic signs not of metal, non-luminous and non-mechanical, for roads; monuments and statuettes of stone, concrete and marble; wood paving, veneer wood, bituminous coatings for roofing, vinyl siding, road coating materials, fireproof cement coatings, wooden floor boards, wood veneers, refractory construction materials, not of metal, bituminous products for building, felt for building, framework, not of metal, for building, wall linings, not of metal, for building, wall claddings, not of metal, for building, linings, not of metal, for building, cladding, not of metal, for building, mouldings, not of metal, for building, paperboard for building, tiles, not of metal, for building, bitumen paper for building, paving slabs, not of metal, coatings [building materials], tar, coal tar, acoustic panels, not of metal, memorial plaques, not of metal, floating floor boards, not of metal, wall tiles, not of metal, foundry moulds, not of metal, roof coverings, not of metal, roofing, not of metal, roofing tiles, not of metal, ceilings, not of metal, armour-plating, not of metal, pitch; building glass; prefabricated swimming pools not of metal (structures); aquarium sand