Rigid pipes, not of metal for building purposes; asphalt; pitch; bitumen; monuments, not of metal; alabaster; roof flashing, not of metal; angle irons, not of metal; lintels, not of metal; slate; roofing slates; potters' clay; scaffolding, not of metal; reinforcing materials, not of metal, for building purposes; door frames, not of metal; floating docks, not of metal, for mooring boats; tarred strips, for building purposes; crash barriers, not of metal, for roads; beacons, not of metal, non-luminous; letter boxes of masonry; busts of stone, concrete or marble; cabanas, not of metal; paint spraying booths, not of metal; telephone booths, not of metal; concrete; chimneys, not of metal; roof gutters, not of metal; duck boards, not of metal; wood pulp board, for building; caissons for construction work under water; coal tar; cement; asbestos cement; magnesia cement; advertisement columns, not of metal; plywood; water-pipes, not of metal; ducts, not of metal, for ventilating and air-conditioning installations; flashing, not of metal, for building; manhole covers, not of metal; roofing, not of metal; roofing, not of metal, incorporating solar cells; roof coverings, not of metal; cornices, not of metal; buildings, transportable, not of metal; quartz; asbestos mortar; windows, not of metal; chimney cowls, not of metal; plaster; gravel; aquarium gravel; glass granules for road marking; granite; trellises, not of metal; sandstone for building; street gutters, not of metal; wood veneers; greenhouse frames, not of metal; fireproof cement coatings; cement slabs; paving slabs, not of metal; slabs, not of metal, for building; grave slabs, not of metal; luminous paving blocks, not of metal; paving blocks, not of metal; building timber; manufactured building timber; veneer wood; wood for making household utensils; rough sawn timber; wood, semi-worked; laths, not of metal; mortar for building; marble; refractory construction materials, not of metal; asphalt paving compositions; bricks; moldings, not of metal, for cornices; works of art of stone, concrete or marble; olivine for building; framework, not of metal, for building; cement posts; posts, not of metal; poles, not of metal, for electric power lines; telegraph posts, not of metal; door panels, not of metal; signs, non-luminous and non-mechanical, not of metal, for roads; parquet flooring; floor tiles, not of metal; floors, not of metal; macadam; tar and pitch; porches, not of metal, for building; jalousies, not of metal; tiles, not of metal, for building; wall tiles, not of metal; tile floorings, not of metal; stones; artificial stone; natural stone; limestone; building stone; mooring bollards, not of metal; gravestones; porphyry stone; gates, not of metal; folding doors, not of metal; doors, not of metal; joists, not of metal; rocket launching platforms, not of metal; fences, not of metal; bituminous coatings for roofing; cladding, not of metal, for building; wainscotting, not of metal; wood paneling; wall claddings, not of metal, for building; vinyl siding; aquarium sand; sand, except foundry sand; staircases, not of metal; roofing shingles, not of metal; non-luminous and non-mechanical signs, not of metal; greenhouses, transportable, not of metal; silos, not of metal; ceiling panels, not of metal; statues of stone, concrete or marble; outdoor blinds, not of metal and not of textile; tombstone plaques, not of metal; parquet floor boards; wooden floor boards; planks of wood for building; roofing tiles, not of metal; window frames, not of metal; tombs, not of metal; turnstiles, not of metal; diving boards, not of metal; beams, not of metal; gutter pipes, not of metal; rigid pipes, not of metal; chimney pots, not of metal; stained glass windows; building glass; window glass, for building; window glass, except glass for vehicle windows; aviaries, not of metal structures; insect screens, not of metal

Treatment of construction materials, namely, natural and artificial stones and natural and artificial stone plates; processing of natural and artificial stones; refining of natural and artificial stones; finishing of natural and artificial stones; sandblasting of natural and artificial stones; processing of natural and artificial stone plates; refining of natural and artificial stone plates; finishing of natural and artificial stone plates; sandblasting of natural and artificial stone plates