6
Common metals and their alloys, Building materials and components, Prefabricated house sections, Non-electric cables and wires of common metal, Ironmongery, small items of metal hardware, Pipes and tubes of metal, Safes; Windows and doors, roof coverings, guttering, all the aforesaid goods of metal
11
Apparatus and installations for heating, ventilating, air-conditioning, water supply and sanitary purposes, all the aforesaid goods exclusively being components or accessories for prefabricated houses; Apparatus for lighting, heating, steam generating, refrigerating, drying, ventilating and water supply purposes
19
Building materials (non-metallic), natural and artificial stone, transportable houses and pre-fabricated house parts, not of metal, windows and doors, floors of wood and stone, panels of wood and wood-like materials, impregnated sawn timber, glulam, wood-composite boards and wooden components; Non-metallic rigid pipes for building; Asphalt, Pitch and bitumen, Building materials, Cement, Building lime, Mortar, Plaster of paris, Gravel, Pipes of earthenware or of cement, Prefabricated chimneys, Roof coverings, guttering systems
27
Floor coverings, wall hangings (non-textile)
37
Building construction; Building consultancy; Repair of buildings, apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity, apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply in buildings and sanitary purposes; Demolition of buildings, building sealing, asphalting, installation and repair of lifts, rental of excavators, construction information, building construction supervision, rental of construction machines, installation and repair of watering systems, boring of shafts and wells, maintenance and repair of burners, roofing services, building insulating, cleaning and repair of boilers, installation and repair of burglar alarm systems, installation and repair of electric apparatus, interference elimination in electric installations, furniture maintenance, installation and repair of ovens, maintenance and repair of safes, repair of pumps, exterior cleaning and interior cleaning of buildings, lock repair, repair information, bricklaying, wallpapering, installation and repair of telephones, cabinet making (repair); Structural and civil engineering; Construction and completion of prefabricated houses, installation and assembly of apparatus and installations for heating, ventilating, air-conditioning, water supply and sanitary purposes, all the aforesaid services exclusively for or in connection with prefabricated houses
42
Construction drafting; Architecture services