Air quality in public buildings with health related complaints.

Over 200 reports of health hazard evaluations are available of sealed, air-conditioned buildings, requested by occupants who believe their buildings to be hazardous to their health. Describes a computer based building information system developed to extract relevant information about internal environmental measures, disease characteristics and history of occupants, as well as relevant features of the architecture and ventilation conditions of buildings. Concludes that building illness symptoms may not be so much caused by any specific source of indoor pollution as they are by the effectiveness of the filtration system and the amount of outside air ventilation reducing the overall level of pollution contained within sealed buildings that utilize ventilation supplied by mechanical means.