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    NACE-BEL 2025 Codes43 Specialised construction activities43.2 Electrical, plumbing and other construction installation activities43.22 Plumbing, heat and air-conditioning installation43.222
    43.222Level 5

    Installation of heating, ventilating, air conditioning, refrigeration installations powered by electricity

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    Parent code

    43.22Plumbing, heat and air-conditioning installation

    Child codes

    • 43.22201Installation in buildings or other construction projects of: heating systems, electricity, gas and oil-fired boilers, ventilation and air conditioning material and ducting, etc.
    • 43.22202Installation of heating, cooling and ventilation systems (except heating)
    • 43.22203Installation of electrical heating systems
    • 43.22211Construction of fireplaces, furnaces, ornamental fireplaces, etc. powered by electricity

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