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Ventilation Requirements: History and Development

A. K. Klauss; R. H. Tull, ASHRAE Presidium Member; L. M. Roots; J. R. Pfafflin

Keywords: ventilation, outside air, supply air, carbon dioxide, microclimate quality

People have been thinking about ventilation of premises for hundreds of years, however attempts of scientific study of this problem were only made in the 18th century. Importance of ventilation was justified by various theories, however only few of them have withstood the test of time.

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