Publi image PDF Download Publi data Oldengarm J air change rate air infiltration basement humidity moisture natural ventilation Languages English Bibliographic info 6th AIVC Conference "Ventilation Strategies and Measurement Techniques" Southern Netherlands, 16-19 September 1985 Several physical phenomena which may contribute to moisture migration from the crawl space to the living spaces in houses are outlined. Results of two projects to monitor moisture migration are presented.