282511 - Heat exchange units (heat exchangers) and machines for liquefaction of air or other gases - 284 Manufacturer
282512 - Air conditioning (air conditioners) devices - 477 Manufacturer
282513 - Refrigeration and freezing equipment and heating pumps (except domestic) - 576 Manufacturer
282514 - Machinery and equipment not elsewhere classified for filtering and purifying gases - 327 Manufacturer
282520 - Ventilators (except for table floor wall window ceiling or roof) - 238 Manufacturer
282530 - Parts of refrigeration and freezing equipment and heating pumps (industrial) - 300 Manufacturer