1directly above the galleries.
Investigations revealed that theradon is transported by convective air movement from the mine
galleries into the houses. This process is mainly driven by air density differences and the resultant
For a loadable assessment of theradon risk of a building plot is beside the regulation of theradon
concentration in the ground air, the measurement of the gas-permeability of the ground compelling
Titel deutschinfluence theradon situation in a building. Therefore the LfU recommends radon measurements
before and after energy saving measures. Furthermore the LfU established the further education of radon professionals in Germany