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REHVA is the Federation of European Associations for Heating, Ventilation and Air Conditioning in the field of engineering and construction services: heating, ventilation and air conditioning for energy-efficient and safe buildings. Rehva was founded in 1963, it unites European specialists and represents more than 100 000 engineers from 27 European associations. The main activity of REHVA is the development and dissemination of economic, energy-efficient and safe technologies for the maintenance of buildings.

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