45331000 - Heating, ventilation and air-conditioning installation work

CPV code 45331000 in the EU Common Procurement Vocabulary refers to Heating, ventilation and air-conditioning installation work. It sits at level 4 of the CPV hierarchy as a category within the 45 division. This code is nested directly under 45330000, narrowing the broader category into the specific area of heating, ventilation and air-conditioning installation work. It is further divided into 2 direct sub-codes, each refining the scope of heating, ventilation and air-conditioning installation work into more specific goods, services or works. Contracting authorities across the EU use 45331000 in TED notices and national procurement portals to signal that a tender relates to heating, ventilation and air-conditioning installation work.