|   | 1. | Building services | ||
|   |   | 1.1 | Information, consulting services | |
|   |   | 1.2 | Financial services | |
|   |   | 1.3 | Science, research, education | |
|   |   | 1.4 | Professional literature | |
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|   | 2. | Architecture, design, engineering | ||
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|   | 3. | Realisation of buildings | ||
|   |   | 3.1 | Family homes and residential real-estate development | |
|   |   |   | 3.1.1 | Prefabricated wood houses |
|   |   |   | 3.1.2 | Timber houses |
|   |   |   | 3.1.3 | Low energy houses |
|   |   | 3.2 | Non-residential buildings | |
|   |   | 3.3 | engineering constructions and transportation constructions | |
|   |   | 3.4 | Other | |
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|   | 4. | Building mechanisms, machines, handtools | ||
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|   | 5. | Building technologies and handcrafts | ||
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|   | 6. | Buiding materials and products | ||
|   |   | 6.1 | Sands, gravel, limes | |
|   |   | 6.2 | Cements, concretes, mortar mixtures, plasters | |
|   |   | 6.3 | Building chemistry | |
|   |   |   | 6.3.1 | Coatings, coating material |
|   |   |   | 6.3.2 | Putties, adhesives |
|   |   |   | 6.3.3 | Other building chemicals |
|   |   | 6.4 | Glass, glass products | |
|   |   | 6.5 | Wood, paper and cardboards for the building industry | |
|   |   | 6.6 | Roofing materials and accessories | |
|   |   |   | 6.6.1 | Burnt clay roof material |
|   |   |   | 6.6.2 | Concrete roof material |
|   |   |   | 6.6.3 | Metal roof materials |
|   |   |   | 6.6.4 | Plastic roof material |
|   |   |   | 6.6.5 | Other roof material |
|   |   |   | 6.6.6 | Accessories |
|   |   | 6.7 | Masonry materials | |
|   |   |   | 6.7.1 | Burnt clay masonry material |
|   |   |   | 6.7.2 | Non-burnt masonry material |
|   |   |   | 6.7.3 | Other masonry material |
|   |   | 6.8 | Insulation materials, products and systems | |
|   |   |   | 6.8.1 | Hydro-insulation material |
|   |   |   | 6.8.2 | Heat-insulation material |
|   |   |   | 6.8.3 | Acoustic material |
|   |   |   | 6.8.4 | Other insulation material |
|   |   | 6.9 | Floor materials and accessories | |
|   |   |   | 6.9.1 | Plastic flooring and linoleums |
|   |   |   | 6.9.2 | Wood and laminate wood flooring |
|   |   |   | 6.9.3 | Textile floor coverings |
|   |   |   | 6.9.4 | Stone floors |
|   |   |   | 6.9.5 | Ceramic floors |
|   |   |   | 6.9.6 | Concrete floors |
|   |   |   | 6.9.7 | Brick floors |
|   |   |   | 6.9.8 | Grass tiles |
|   |   |   | 6.9.9 | Other flooring material |
|   |   | 6.10 | Wall and ceiling cladding, accessories | |
|   |   |   | 6.10.1 | Ceramic cladding |
|   |   |   | 6.10.2 | Stone cladding |
|   |   |   | 6.10.3 | Brick cladding |
|   |   |   | 6.10.4 | Plasterboard cladding |
|   |   |   | 6.10.5 | Vinyl cladding |
|   |   |   | 6.10.6 | Wallpapers |
|   |   |   | 6.10.7 | Other cladding material |
|   |   | 6.11 | Materials for transportation and engineering construction | |
|   |   | 6.12 | Windows | |
|   |   |   | 6.12.1 | Windows, plastic |
|   |   |   | 6.12.2 | Windows, wood |
|   |   |   | 6.12.3 | Roof windows |
|   |   |   | 6.12.4 | Skylights, shop windows |
|   |   |   | 6.12.5 | Conservatories |
|   |   |   | 6.12.6 | Glassed-in loggias |
|   |   |   | 6.12.7 | Glass pool covers |
|   |   |   | 6.12.8 | Shading equipment |
|   |   | 6.13 | Doors | |
|   |   | 6.14 | Metal fittings and window and door accessories, window bars | |
|   |   | 6.15 | Gates, fences | |
|   |   | 6.16 | Stairs, ladders | |
|   |   | 6.17 | Elevators, lifting equipment | |
|   |   | 6.18 | Building accessories, house equipment | |
|   |   |   | 6.18.1 | Nettings, meshes |
|   |   |   | 6.18.2 | Mailboxes |
|   |   |   | 6.18.3 | Decorative façade elements |
|   |   |   | 6.18.4 | Other building accessories and house equipment |
|   |   | 6.19 | Small outdoor and garden architectural elements | |
|   |   |   | 6.19.1 | Garden cottages |
|   |   |   | 6.19.2 | Greenhouses |
|   |   |   | 6.19.3 | Garden grill |
|   |   |   | 6.19.4 | Buildings for play and relaxation |
|   |   |   | 6.19.5 | Garden architectural accessories |
|   |   |   | 6.19.6 | Other small outdoor and garden architectural elements |
|   |   | 6.20 | Sanitary technology | |
|   |   |   | 6.20.1 | Bathtubs, basins |
|   |   |   | 6.20.2 | Showers, WC, other sanitary ceramics |
|   |   |   | 6.20.3 | Bathroom furniture |
|   |   |   | 6.20.4 | Indoor pools, saunas, solariums |
|   |   |   | 6.20.5 | Sanitary fittings, bathroom tabs, toilet flushing systems |
|   |   |   | 6.20.6 | Outdoor pools and accessories |
|   |   |   | 6.20.7 | Other sanitary equipment |
|   |   | 6.21 | Other building materials and accessories | |
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|   | 7. | Heating | ||
|   |   | 7.1 | Boilers | |
|   |   | 7.2 | Fireplaces and stoves | |
|   |   | 7.3 | Renewable and alternative energy sources | |
|   |   |   | 7.3.1 | Sun collectors |
|   |   |   | 7.3.2 | Heat pumps |
|   |   | 7.4 | Chimneys | |
|   |   | 7.5 | Heating bodies | |
|   |   | 7.6 | Floor and wall heating systems | |
|   |   | 7.7 | Radiating heating | |
|   |   | 7.8 | Preparation of warm service water | |
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|   | 8. | Equipment and systems using energy from ecological sources | ||
|   |   | 8.1 | Boilers for burning biomass | |
|   |   | 8.2 | Solar energy utilization | |
|   |   | 8.3 | Wind energy utilization | |
|   |   | 8.4 | Small hydroelectric plants | |
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|   | 9. | Piping | ||
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|   | 10. | Air-conditioning | ||
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|   | 11. | Measuring and regulation systems | ||
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|   | 12. | Electrical wiring, lighting technology | ||
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|   | 13. | Technical building equipment | ||
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|   | 14. | Real estate and development | ||
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