6
Steel, unwrought and semi-wrought, steel ingots, iron slabs, rolled and drawn steel products, decorative metal claddings in the form of mesh, gratings, bars and openwork panels used as elements of façades, interior furnishing and décor and architectural ornaments, wall and ceiling linings of metal, door mats of metal, floors and partitions of metal, balustrading and fences of metal, floor drains and air grates of metal, covers for spot and line water drainage systems, metal parts for heating and ventilation systems, window and door frames, of metal, metal pipes and ducts for building, metal parts for roofing, jalousies, blinds, sunblinds
17
Caulking, sound-absorbing and insulation materials for building, plastic films for building, flexible pipes, not of metal
19
Buildings, not of metal, reinforced concrete structures, non-metallic building materials, including sand, lime, mortar for building, gravel, concrete, concrete building and road elements, plaster, panels and structures of plaster and cardboard, glass, building timber, stone, ornamental stone, bricks, non-metallic façade claddings and for interior décor, roofing elements, not of metal, non-metallic drainage elements and sewage system elements, window and door frames, not of metal, floors, not of metal, tiles, not of metal, for building, gutters, not of metal, pipes and branching pipes, not of metal, for building